15990646

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{8719}}^1$

素因数の和:8859

約数の個数: 16

約数和(自身を含む): 27624960

約数和(自身を除く): 11634314

約数列:

[1, 2, 7, 14, 131, 262, 917, 1834, 8719, 17438, 61033, 122066, 1142189, 2284378, 7995323, 15990646]

約数ペア:

[(1, 15990646), (2, 7995323), (7, 2284378), (14, 1142189), (131, 122066), (262, 61033), (917, 17438), (1834, 8719)]