20247574

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1\times {\mathrm{421}}^1$

素因数の和:735

約数の個数: 16

約数和(自身を含む): 30839760

約数和(自身を除く): 10592186

約数列:

[1, 2, 139, 173, 278, 346, 421, 842, 24047, 48094, 58519, 72833, 117038, 145666, 10123787, 20247574]

約数ペア:

[(1, 20247574), (2, 10123787), (139, 145666), (173, 117038), (278, 72833), (346, 58519), (421, 48094), (842, 24047)]