20396476804

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{1027841}}^1$

素因数の和:1027908

約数の個数: 36

約数和(自身を含む): 40190677884

約数和(自身を除く): 19794201080

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 121, 164, 242, 451, 484, 902, 1804, 4961, 9922, 19844, 1027841, 2055682, 4111364, 11306251, 22612502, 42141481, 45225004, 84282962, 124368761, 168565924, 248737522, 463556291, 497475044, 927112582, 1854225164, 5099119201, 10198238402, 20396476804]

約数ペア:

[(1, 20396476804), (2, 10198238402), (4, 5099119201), (11, 1854225164), (22, 927112582), (41, 497475044), (44, 463556291), (82, 248737522), (121, 168565924), (164, 124368761), (242, 84282962), (451, 45225004), (484, 42141481), (902, 22612502), (1804, 11306251), (4961, 4111364), (9922, 2055682), (19844, 1027841)]