20121691051

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{623677}}^1$

素因数の和:624114

約数の個数: 16

約数和(自身を含む): 25146696960

約数和(自身を除く): 5025005909

約数列:

[1, 7, 11, 77, 419, 2933, 4609, 32263, 623677, 4365739, 6860447, 48023129, 261320663, 1829244641, 2874527293, 20121691051]

約数ペア:

[(1, 20121691051), (7, 2874527293), (11, 1829244641), (77, 261320663), (419, 48023129), (2933, 6860447), (4609, 4365739), (32263, 623677)]