19812988944

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{1789}}^1\times {\mathrm{10987}}^1$

素因数の和:12797

約数の個数: 120

約数和(自身を含む): 63411308480

約数和(自身を除く): 43598319536

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 1789, 3578, 5367, 7156, 10734, 10987, 12523, 14312, 16101, 21468, 21974, 25046, 28624, 32202, 32961, 37569, 42936, 43948, 50092, 64404, 65922, 75138, 76909, 85872, 87896, 98883, 100184, 112707, 128808, 131844, 150276, 153818, 175792, 197766, 200368, 225414, 230727, 257616, 263688, 300552, 307636, 395532, 450828, 461454, 527376, 601104, 615272, 692181, 791064, 901656, 922908, 1230544, 1384362, 1582128, 1803312, 1845816, 2768724, 3691632, 5537448, 11074896, 19655743, 39311486, 58967229, 78622972, 117934458, 137590201, 157245944, 176901687, 235868916, 275180402, 314491888, 353803374, 412770603, 471737832, 550360804, 707606748, 825541206, 943475664, 1100721608, 1238311809, 1415213496, 1651082412, 2201443216, 2476623618, 2830426992, 3302164824, 4953247236, 6604329648, 9906494472, 19812988944]

約数ペア:

[(1, 19812988944), (2, 9906494472), (3, 6604329648), (4, 4953247236), (6, 3302164824), (7, 2830426992), (8, 2476623618), (9, 2201443216), (12, 1651082412), (14, 1415213496), (16, 1238311809), (18, 1100721608), (21, 943475664), (24, 825541206), (28, 707606748), (36, 550360804), (42, 471737832), (48, 412770603), (56, 353803374), (63, 314491888), (72, 275180402), (84, 235868916), (112, 176901687), (126, 157245944), (144, 137590201), (168, 117934458), (252, 78622972), (336, 58967229), (504, 39311486), (1008, 19655743), (1789, 11074896), (3578, 5537448), (5367, 3691632), (7156, 2768724), (10734, 1845816), (10987, 1803312), (12523, 1582128), (14312, 1384362), (16101, 1230544), (21468, 922908), (21974, 901656), (25046, 791064), (28624, 692181), (32202, 615272), (32961, 601104), (37569, 527376), (42936, 461454), (43948, 450828), (50092, 395532), (64404, 307636), (65922, 300552), (75138, 263688), (76909, 257616), (85872, 230727), (87896, 225414), (98883, 200368), (100184, 197766), (112707, 175792), (128808, 153818), (131844, 150276)]