20515706090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{16955129}}^1$

素因数の和:16955158

約数の個数: 24

約数和(自身を含む): 40590581220

約数和(自身を除く): 20074875130

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 16955129, 33910258, 84775645, 169551290, 186506419, 373012838, 932532095, 1865064190, 2051570609, 4103141218, 10257853045, 20515706090]

約数ペア:

[(1, 20515706090), (2, 10257853045), (5, 4103141218), (10, 2051570609), (11, 1865064190), (22, 932532095), (55, 373012838), (110, 186506419), (121, 169551290), (242, 84775645), (605, 33910258), (1210, 16955129)]