20878255554

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{267669943}}^1$

素因数の和:267669961

約数の個数: 16

約数和(自身を含む): 44968550592

約数和(自身を除く): 24090295038

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 267669943, 535339886, 803009829, 1606019658, 3479709259, 6959418518, 10439127777, 20878255554]

約数ペア:

[(1, 20878255554), (2, 10439127777), (3, 6959418518), (6, 3479709259), (13, 1606019658), (26, 803009829), (39, 535339886), (78, 267669943)]