20123640016

素因数分解:

$2^4\times {\mathrm{593}}^1\times {\mathrm{2120957}}^1$

素因数の和:2121558

約数の個数: 20

約数和(自身を含む): 39055320612

約数和(自身を除く): 18931680596

約数列:

[1, 2, 4, 8, 16, 593, 1186, 2372, 4744, 9488, 2120957, 4241914, 8483828, 16967656, 33935312, 1257727501, 2515455002, 5030910004, 10061820008, 20123640016]

約数ペア:

[(1, 20123640016), (2, 10061820008), (4, 5030910004), (8, 2515455002), (16, 1257727501), (593, 33935312), (1186, 16967656), (2372, 8483828), (4744, 4241914), (9488, 2120957)]