19156627497

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{787}}^1\times {\mathrm{1663}}^1$

素因数の和:2518

約数の個数: 64

約数和(自身を含む): 31721324544

約数和(自身を除く): 12564697047

約数列:

[1, 3, 7, 17, 21, 41, 51, 119, 123, 287, 357, 697, 787, 861, 1663, 2091, 2361, 4879, 4989, 5509, 11641, 13379, 14637, 16527, 28271, 32267, 34923, 40137, 68183, 84813, 93653, 96801, 197897, 204549, 225869, 280959, 477281, 548539, 593691, 677607, 1159111, 1308781, 1431843, 1645617, 3477333, 3839773, 3926343, 8113777, 9161467, 11519319, 22249277, 24341331, 27484401, 53660021, 66747831, 155744939, 160980063, 375620147, 467234817, 912220357, 1126860441, 2736661071, 6385542499, 19156627497]

約数ペア:

[(1, 19156627497), (3, 6385542499), (7, 2736661071), (17, 1126860441), (21, 912220357), (41, 467234817), (51, 375620147), (119, 160980063), (123, 155744939), (287, 66747831), (357, 53660021), (697, 27484401), (787, 24341331), (861, 22249277), (1663, 11519319), (2091, 9161467), (2361, 8113777), (4879, 3926343), (4989, 3839773), (5509, 3477333), (11641, 1645617), (13379, 1431843), (14637, 1308781), (16527, 1159111), (28271, 677607), (32267, 593691), (34923, 548539), (40137, 477281), (68183, 280959), (84813, 225869), (93653, 204549), (96801, 197897)]