20973359165

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1\times {\mathrm{29531}}^1$

素因数の和:29933

約数の個数: 32

約数和(自身を含む): 28279843200

約数和(自身を除く): 7306484035

約数列:

[1, 5, 11, 37, 55, 185, 349, 407, 1745, 2035, 3839, 12913, 19195, 29531, 64565, 142043, 147655, 324841, 710215, 1092647, 1624205, 5463235, 10306319, 12019117, 51531595, 60095585, 113369509, 381333803, 566847545, 1906669015, 4194671833, 20973359165]

約数ペア:

[(1, 20973359165), (5, 4194671833), (11, 1906669015), (37, 566847545), (55, 381333803), (185, 113369509), (349, 60095585), (407, 51531595), (1745, 12019117), (2035, 10306319), (3839, 5463235), (12913, 1624205), (19195, 1092647), (29531, 710215), (64565, 324841), (142043, 147655)]