19763152

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{223}}^1$

素因数の和:451

約数の個数: 40

約数和(自身を含む): 39997440

約数和(自身を除く): 20234288

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 191, 223, 232, 382, 446, 464, 764, 892, 1528, 1784, 3056, 3568, 5539, 6467, 11078, 12934, 22156, 25868, 42593, 44312, 51736, 85186, 88624, 103472, 170372, 340744, 681488, 1235197, 2470394, 4940788, 9881576, 19763152]

約数ペア:

[(1, 19763152), (2, 9881576), (4, 4940788), (8, 2470394), (16, 1235197), (29, 681488), (58, 340744), (116, 170372), (191, 103472), (223, 88624), (232, 85186), (382, 51736), (446, 44312), (464, 42593), (764, 25868), (892, 22156), (1528, 12934), (1784, 11078), (3056, 6467), (3568, 5539)]