20921572152

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1\times {\mathrm{2297}}^1$

素因数の和:2622

約数の個数: 192

約数和(自身を含む): 62936153280

約数和(自身を除く): 42014581128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 37, 39, 52, 72, 74, 78, 104, 111, 117, 148, 156, 222, 234, 263, 296, 312, 333, 444, 468, 481, 526, 666, 789, 888, 936, 962, 1052, 1332, 1443, 1578, 1924, 2104, 2297, 2367, 2664, 2886, 3156, 3419, 3848, 4329, 4594, 4734, 5772, 6312, 6838, 6891, 8658, 9188, 9468, 9731, 10257, 11544, 13676, 13782, 17316, 18376, 18936, 19462, 20514, 20673, 27352, 27564, 29193, 29861, 30771, 34632, 38924, 41028, 41346, 55128, 58386, 59722, 61542, 77848, 82056, 82692, 84989, 87579, 89583, 116772, 119444, 123084, 126503, 165384, 169978, 175158, 179166, 233544, 238888, 246168, 253006, 254967, 268749, 339956, 350316, 358332, 379509, 506012, 509934, 537498, 604111, 679912, 700632, 716664, 759018, 764901, 1012024, 1019868, 1074996, 1104857, 1138527, 1208222, 1518036, 1529802, 1812333, 2039736, 2149992, 2209714, 2277054, 2416444, 3036072, 3059604, 3314571, 3624666, 4419428, 4554108, 4832888, 5436999, 6119208, 6629142, 7249332, 7853443, 8838856, 9108216, 9943713, 10873998, 13258284, 14498664, 15706886, 19887426, 21747996, 22352107, 23560329, 26516568, 31413772, 39774852, 43495992, 44704214, 47120658, 62827544, 67056321, 70680987, 79549704, 89408428, 94241316, 134112642, 141361974, 178816856, 188482632, 201168963, 268225284, 282723948, 290577391, 402337926, 536450568, 565447896, 581154782, 804675852, 871732173, 1162309564, 1609351704, 1743464346, 2324619128, 2615196519, 3486928692, 5230393038, 6973857384, 10460786076, 20921572152]

約数ペア:

[(1, 20921572152), (2, 10460786076), (3, 6973857384), (4, 5230393038), (6, 3486928692), (8, 2615196519), (9, 2324619128), (12, 1743464346), (13, 1609351704), (18, 1162309564), (24, 871732173), (26, 804675852), (36, 581154782), (37, 565447896), (39, 536450568), (52, 402337926), (72, 290577391), (74, 282723948), (78, 268225284), (104, 201168963), (111, 188482632), (117, 178816856), (148, 141361974), (156, 134112642), (222, 94241316), (234, 89408428), (263, 79549704), (296, 70680987), (312, 67056321), (333, 62827544), (444, 47120658), (468, 44704214), (481, 43495992), (526, 39774852), (666, 31413772), (789, 26516568), (888, 23560329), (936, 22352107), (962, 21747996), (1052, 19887426), (1332, 15706886), (1443, 14498664), (1578, 13258284), (1924, 10873998), (2104, 9943713), (2297, 9108216), (2367, 8838856), (2664, 7853443), (2886, 7249332), (3156, 6629142), (3419, 6119208), (3848, 5436999), (4329, 4832888), (4594, 4554108), (4734, 4419428), (5772, 3624666), (6312, 3314571), (6838, 3059604), (6891, 3036072), (8658, 2416444), (9188, 2277054), (9468, 2209714), (9731, 2149992), (10257, 2039736), (11544, 1812333), (13676, 1529802), (13782, 1518036), (17316, 1208222), (18376, 1138527), (18936, 1104857), (19462, 1074996), (20514, 1019868), (20673, 1012024), (27352, 764901), (27564, 759018), (29193, 716664), (29861, 700632), (30771, 679912), (34632, 604111), (38924, 537498), (41028, 509934), (41346, 506012), (55128, 379509), (58386, 358332), (59722, 350316), (61542, 339956), (77848, 268749), (82056, 254967), (82692, 253006), (84989, 246168), (87579, 238888), (89583, 233544), (116772, 179166), (119444, 175158), (123084, 169978), (126503, 165384)]