20108803

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{373}}^1$

素因数の和:439

約数の個数: 24

約数和(自身を含む): 24639120

約数和(自身を除く): 4530317

約数列:

[1, 11, 13, 29, 143, 169, 319, 373, 377, 1859, 4103, 4147, 4849, 4901, 10817, 53339, 53911, 63037, 118987, 140621, 693407, 1546831, 1828073, 20108803]

約数ペア:

[(1, 20108803), (11, 1828073), (13, 1546831), (29, 693407), (143, 140621), (169, 118987), (319, 63037), (373, 53911), (377, 53339), (1859, 10817), (4103, 4901), (4147, 4849)]