20138301981

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1069}}^1\times {\mathrm{13001}}^1$

素因数の和:14106

約数の個数: 48

約数和(自身を含む): 34724701440

約数和(自身を除く): 14586399459

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1069, 1449, 3207, 7483, 9621, 13001, 22449, 24587, 39003, 67347, 73761, 91007, 117009, 172109, 221283, 273021, 299023, 516327, 819063, 897069, 1548981, 2093161, 2691207, 6279483, 13898069, 18838449, 41694207, 97286483, 125082621, 291859449, 319655587, 875578347, 958966761, 2237589109, 2876900283, 6712767327, 20138301981]

約数ペア:

[(1, 20138301981), (3, 6712767327), (7, 2876900283), (9, 2237589109), (21, 958966761), (23, 875578347), (63, 319655587), (69, 291859449), (161, 125082621), (207, 97286483), (483, 41694207), (1069, 18838449), (1449, 13898069), (3207, 6279483), (7483, 2691207), (9621, 2093161), (13001, 1548981), (22449, 897069), (24587, 819063), (39003, 516327), (67347, 299023), (73761, 273021), (91007, 221283), (117009, 172109)]