188916888980

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{154849909}}^1$

素因数の和:154849979

約数の個数: 24

約数和(自身を含む): 403229165640

約数和(自身を除く): 214312276660

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 154849909, 309699818, 619399636, 774249545, 1548499090, 3096998180, 9445844449, 18891688898, 37783377796, 47229222245, 94458444490, 188916888980]

約数ペア:

[(1, 188916888980), (2, 94458444490), (4, 47229222245), (5, 37783377796), (10, 18891688898), (20, 9445844449), (61, 3096998180), (122, 1548499090), (244, 774249545), (305, 619399636), (610, 309699818), (1220, 154849909)]