18840652

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{181}}^1\times {\mathrm{491}}^1$

素因数の和:729

約数の個数: 24

約数和(自身を含む): 33847632

約数和(自身を除く): 15006980

約数列:

[1, 2, 4, 53, 106, 181, 212, 362, 491, 724, 982, 1964, 9593, 19186, 26023, 38372, 52046, 88871, 104092, 177742, 355484, 4710163, 9420326, 18840652]

約数ペア:

[(1, 18840652), (2, 9420326), (4, 4710163), (53, 355484), (106, 177742), (181, 104092), (212, 88871), (362, 52046), (491, 38372), (724, 26023), (982, 19186), (1964, 9593)]