81843388

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{18059}}^1$

素因数の和:18177

約数の個数: 24

約数和(自身を含む): 157772160

約数和(自身を除く): 75928772

約数列:

[1, 2, 4, 11, 22, 44, 103, 206, 412, 1133, 2266, 4532, 18059, 36118, 72236, 198649, 397298, 794596, 1860077, 3720154, 7440308, 20460847, 40921694, 81843388]

約数ペア:

[(1, 81843388), (2, 40921694), (4, 20460847), (11, 7440308), (22, 3720154), (44, 1860077), (103, 794596), (206, 397298), (412, 198649), (1133, 72236), (2266, 36118), (4532, 18059)]