20171676908

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{82670807}}^1$

素因数の和:82670872

約数の個数: 12

約数和(自身を含む): 35879130672

約数和(自身を除く): 15707453764

約数列:

[1, 2, 4, 61, 122, 244, 82670807, 165341614, 330683228, 5042919227, 10085838454, 20171676908]

約数ペア:

[(1, 20171676908), (2, 10085838454), (4, 5042919227), (61, 330683228), (122, 165341614), (244, 82670807)]