19908122

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{617}}^1$

素因数の和:722

約数の個数: 32

約数和(自身を含む): 34573392

約数和(自身を除く): 14665270

約数列:

[1, 2, 13, 17, 26, 34, 73, 146, 221, 442, 617, 949, 1234, 1241, 1898, 2482, 8021, 10489, 16042, 16133, 20978, 32266, 45041, 90082, 136357, 272714, 585533, 765697, 1171066, 1531394, 9954061, 19908122]

約数ペア:

[(1, 19908122), (2, 9954061), (13, 1531394), (17, 1171066), (26, 765697), (34, 585533), (73, 272714), (146, 136357), (221, 90082), (442, 45041), (617, 32266), (949, 20978), (1234, 16133), (1241, 16042), (1898, 10489), (2482, 8021)]