15831978

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{1229}}^1$

素因数の和:1366

約数の個数: 32

約数和(自身を含む): 33652800

約数和(自身を除く): 17820822

約数列:

[1, 2, 3, 6, 19, 38, 57, 113, 114, 226, 339, 678, 1229, 2147, 2458, 3687, 4294, 6441, 7374, 12882, 23351, 46702, 70053, 138877, 140106, 277754, 416631, 833262, 2638663, 5277326, 7915989, 15831978]

約数ペア:

[(1, 15831978), (2, 7915989), (3, 5277326), (6, 2638663), (19, 833262), (38, 416631), (57, 277754), (113, 140106), (114, 138877), (226, 70053), (339, 46702), (678, 23351), (1229, 12882), (2147, 7374), (2458, 6441), (3687, 4294)]