18614940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{557}}^2$

素因数の和:1126

約数の個数: 36

約数和(自身を含む): 52215576

約数和(自身を除く): 33600636

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 557, 1114, 1671, 2228, 2785, 3342, 5570, 6684, 8355, 11140, 16710, 33420, 310249, 620498, 930747, 1240996, 1551245, 1861494, 3102490, 3722988, 4653735, 6204980, 9307470, 18614940]

約数ペア:

[(1, 18614940), (2, 9307470), (3, 6204980), (4, 4653735), (5, 3722988), (6, 3102490), (10, 1861494), (12, 1551245), (15, 1240996), (20, 930747), (30, 620498), (60, 310249), (557, 33420), (1114, 16710), (1671, 11140), (2228, 8355), (2785, 6684), (3342, 5570)]