19480992

素因数分解:

$2^5\times 3^1\times {\mathrm{307}}^1\times {\mathrm{661}}^1$

素因数の和:981

約数の個数: 48

約数和(自身を含む): 51381792

約数和(自身を除く): 31900800

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 307, 614, 661, 921, 1228, 1322, 1842, 1983, 2456, 2644, 3684, 3966, 4912, 5288, 7368, 7932, 9824, 10576, 14736, 15864, 21152, 29472, 31728, 63456, 202927, 405854, 608781, 811708, 1217562, 1623416, 2435124, 3246832, 4870248, 6493664, 9740496, 19480992]

約数ペア:

[(1, 19480992), (2, 9740496), (3, 6493664), (4, 4870248), (6, 3246832), (8, 2435124), (12, 1623416), (16, 1217562), (24, 811708), (32, 608781), (48, 405854), (96, 202927), (307, 63456), (614, 31728), (661, 29472), (921, 21152), (1228, 15864), (1322, 14736), (1842, 10576), (1983, 9824), (2456, 7932), (2644, 7368), (3684, 5288), (3966, 4912)]