19516642

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1\times {\mathrm{457}}^1$

素因数の和:753

約数の個数: 16

約数和(自身を含む): 29744352

約数和(自身を除く): 10227710

約数列:

[1, 2, 131, 163, 262, 326, 457, 914, 21353, 42706, 59867, 74491, 119734, 148982, 9758321, 19516642]

約数ペア:

[(1, 19516642), (2, 9758321), (131, 148982), (163, 119734), (262, 74491), (326, 59867), (457, 42706), (914, 21353)]