19371526

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^2\times {\mathrm{137}}^1$

素因数の和:280

約数の個数: 24

約数和(自身を含む): 31323240

約数和(自身を除く): 11951714

約数列:

[1, 2, 19, 38, 61, 122, 137, 274, 1159, 2318, 2603, 3721, 5206, 7442, 8357, 16714, 70699, 141398, 158783, 317566, 509777, 1019554, 9685763, 19371526]

約数ペア:

[(1, 19371526), (2, 9685763), (19, 1019554), (38, 509777), (61, 317566), (122, 158783), (137, 141398), (274, 70699), (1159, 16714), (2318, 8357), (2603, 7442), (3721, 5206)]