1897123644

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{1231}}^1$

素因数の和:1380

約数の個数: 144

約数和(自身を含む): 5367922560

約数和(自身を除く): 3470798916

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 37, 39, 52, 74, 78, 89, 111, 117, 148, 156, 178, 222, 234, 267, 333, 356, 444, 468, 481, 534, 666, 801, 962, 1068, 1157, 1231, 1332, 1443, 1602, 1924, 2314, 2462, 2886, 3204, 3293, 3471, 3693, 4329, 4628, 4924, 5772, 6586, 6942, 7386, 8658, 9879, 10413, 11079, 13172, 13884, 14772, 16003, 17316, 19758, 20826, 22158, 29637, 32006, 39516, 41652, 42809, 44316, 45547, 48009, 59274, 64012, 85618, 91094, 96018, 109559, 118548, 128427, 136641, 144027, 171236, 182188, 192036, 219118, 256854, 273282, 288054, 328677, 385281, 409923, 438236, 513708, 546564, 576108, 592111, 657354, 770562, 819846, 986031, 1184222, 1314708, 1424267, 1541124, 1639692, 1776333, 1972062, 2368444, 2848534, 3552666, 3944124, 4053683, 4272801, 5328999, 5697068, 7105332, 8107366, 8545602, 10657998, 12161049, 12818403, 16214732, 17091204, 21315996, 24322098, 25636806, 36483147, 48644196, 51273612, 52697879, 72966294, 105395758, 145932588, 158093637, 210791516, 316187274, 474280911, 632374548, 948561822, 1897123644]

約数ペア:

[(1, 1897123644), (2, 948561822), (3, 632374548), (4, 474280911), (6, 316187274), (9, 210791516), (12, 158093637), (13, 145932588), (18, 105395758), (26, 72966294), (36, 52697879), (37, 51273612), (39, 48644196), (52, 36483147), (74, 25636806), (78, 24322098), (89, 21315996), (111, 17091204), (117, 16214732), (148, 12818403), (156, 12161049), (178, 10657998), (222, 8545602), (234, 8107366), (267, 7105332), (333, 5697068), (356, 5328999), (444, 4272801), (468, 4053683), (481, 3944124), (534, 3552666), (666, 2848534), (801, 2368444), (962, 1972062), (1068, 1776333), (1157, 1639692), (1231, 1541124), (1332, 1424267), (1443, 1314708), (1602, 1184222), (1924, 986031), (2314, 819846), (2462, 770562), (2886, 657354), (3204, 592111), (3293, 576108), (3471, 546564), (3693, 513708), (4329, 438236), (4628, 409923), (4924, 385281), (5772, 328677), (6586, 288054), (6942, 273282), (7386, 256854), (8658, 219118), (9879, 192036), (10413, 182188), (11079, 171236), (13172, 144027), (13884, 136641), (14772, 128427), (16003, 118548), (17316, 109559), (19758, 96018), (20826, 91094), (22158, 85618), (29637, 64012), (32006, 59274), (39516, 48009), (41652, 45547), (42809, 44316)]