13880618

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{2689}}^1$

素因数の和:2809

約数の個数: 16

約数和(自身を含む): 21789000

約数和(自身を除く): 7908382

約数列:

[1, 2, 29, 58, 89, 178, 2581, 2689, 5162, 5378, 77981, 155962, 239321, 478642, 6940309, 13880618]

約数ペア:

[(1, 13880618), (2, 6940309), (29, 478642), (58, 239321), (89, 155962), (178, 77981), (2581, 5378), (2689, 5162)]