19472704

素因数分解:

$2^6\times {\mathrm{41}}^2\times {\mathrm{181}}^1$

素因数の和:275

約数の個数: 42

約数和(自身を含む): 39825422

約数和(自身を除く): 20352718

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 164, 181, 328, 362, 656, 724, 1312, 1448, 1681, 2624, 2896, 3362, 5792, 6724, 7421, 11584, 13448, 14842, 26896, 29684, 53792, 59368, 107584, 118736, 237472, 304261, 474944, 608522, 1217044, 2434088, 4868176, 9736352, 19472704]

約数ペア:

[(1, 19472704), (2, 9736352), (4, 4868176), (8, 2434088), (16, 1217044), (32, 608522), (41, 474944), (64, 304261), (82, 237472), (164, 118736), (181, 107584), (328, 59368), (362, 53792), (656, 29684), (724, 26896), (1312, 14842), (1448, 13448), (1681, 11584), (2624, 7421), (2896, 6724), (3362, 5792)]