20802520618

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{4241}}^1\times {\mathrm{20269}}^1$

素因数の和:24534

約数の個数: 24

約数和(自身を含む): 34308150660

約数和(自身を除く): 13505630042

約数列:

[1, 2, 11, 22, 121, 242, 4241, 8482, 20269, 40538, 46651, 93302, 222959, 445918, 513161, 1026322, 2452549, 4905098, 85960829, 171921658, 945569119, 1891138238, 10401260309, 20802520618]

約数ペア:

[(1, 20802520618), (2, 10401260309), (11, 1891138238), (22, 945569119), (121, 171921658), (242, 85960829), (4241, 4905098), (8482, 2452549), (20269, 1026322), (40538, 513161), (46651, 445918), (93302, 222959)]