20121609812

素因数分解:

$2^2\times {\mathrm{179}}^1\times {\mathrm{28102807}}^1$

素因数の和:28102990

約数の個数: 12

約数和(自身を含む): 35409538080

約数和(自身を除く): 15287928268

約数列:

[1, 2, 4, 179, 358, 716, 28102807, 56205614, 112411228, 5030402453, 10060804906, 20121609812]

約数ペア:

[(1, 20121609812), (2, 10060804906), (4, 5030402453), (179, 112411228), (358, 56205614), (716, 28102807)]