19661390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{14783}}^1$

素因数の和:14816

約数の個数: 32

約数和(自身を含む): 42577920

約数和(自身を除く): 22916530

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 14783, 29566, 73915, 103481, 147830, 206962, 280877, 517405, 561754, 1034810, 1404385, 1966139, 2808770, 3932278, 9830695, 19661390]

約数ペア:

[(1, 19661390), (2, 9830695), (5, 3932278), (7, 2808770), (10, 1966139), (14, 1404385), (19, 1034810), (35, 561754), (38, 517405), (70, 280877), (95, 206962), (133, 147830), (190, 103481), (266, 73915), (665, 29566), (1330, 14783)]