18731290

素因数分解:

$2^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{5659}}^1$

素因数の和:5997

約数の個数: 16

約数和(自身を含む): 33824160

約数和(自身を除く): 15092870

約数列:

[1, 2, 5, 10, 331, 662, 1655, 3310, 5659, 11318, 28295, 56590, 1873129, 3746258, 9365645, 18731290]

約数ペア:

[(1, 18731290), (2, 9365645), (5, 3746258), (10, 1873129), (331, 56590), (662, 28295), (1655, 11318), (3310, 5659)]