20130180328

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{61372501}}^1$

素因数の和:61372548

約数の個数: 16

約数和(自身を含む): 38664676260

約数和(自身を除く): 18534495932

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 61372501, 122745002, 245490004, 490980008, 2516272541, 5032545082, 10065090164, 20130180328]

約数ペア:

[(1, 20130180328), (2, 10065090164), (4, 5032545082), (8, 2516272541), (41, 490980008), (82, 245490004), (164, 122745002), (328, 61372501)]