20171738457

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2826361}}^1$

素因数の和:2826441

約数の個数: 24

約数和(自身を含む): 31892668808

約数和(自身を除く): 11720930351

約数列:

[1, 3, 9, 13, 39, 61, 117, 183, 549, 793, 2379, 7137, 2826361, 8479083, 25437249, 36742693, 110228079, 172408021, 330684237, 517224063, 1551672189, 2241304273, 6723912819, 20171738457]

約数ペア:

[(1, 20171738457), (3, 6723912819), (9, 2241304273), (13, 1551672189), (39, 517224063), (61, 330684237), (117, 172408021), (183, 110228079), (549, 36742693), (793, 25437249), (2379, 8479083), (7137, 2826361)]