638828912

素因数分解:

$2^4\times {\mathrm{6803}}^1\times {\mathrm{5869}}^1$

素因数の和:12680

約数の個数: 20

約数和(自身を含む): 1238123880

約数和(自身を除く): 599294968

約数列:

[1, 2, 4, 8, 16, 5869, 6803, 11738, 13606, 23476, 27212, 46952, 54424, 93904, 108848, 39926807, 79853614, 159707228, 319414456, 638828912]

約数ペア:

[(1, 638828912), (2, 319414456), (4, 159707228), (8, 79853614), (16, 39926807), (5869, 108848), (6803, 93904), (11738, 54424), (13606, 46952), (23476, 27212)]