20012794615

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{15820391}}^1$

素因数の和:15820430

約数の個数: 16

約数和(自身を含む): 27337637376

約数和(自身を除く): 7324842761

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 15820391, 79101955, 174024301, 363868993, 870121505, 1819344965, 4002558923, 20012794615]

約数ペア:

[(1, 20012794615), (5, 4002558923), (11, 1819344965), (23, 870121505), (55, 363868993), (115, 174024301), (253, 79101955), (1265, 15820391)]