20138009715

素因数分解:

$3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1\times {\mathrm{12157}}^1$

素因数の和:12580

約数の個数: 48

約数和(自身を含む): 35300412576

約数和(自身を除く): 15162402861

約数列:

[1, 3, 5, 9, 15, 45, 131, 281, 393, 655, 843, 1179, 1405, 1965, 2529, 4215, 5895, 12157, 12645, 36471, 36811, 60785, 109413, 110433, 182355, 184055, 331299, 547065, 552165, 1592567, 1656495, 3416117, 4777701, 7962835, 10248351, 14333103, 17080585, 23888505, 30745053, 51241755, 71665515, 153725265, 447511327, 1342533981, 2237556635, 4027601943, 6712669905, 20138009715]

約数ペア:

[(1, 20138009715), (3, 6712669905), (5, 4027601943), (9, 2237556635), (15, 1342533981), (45, 447511327), (131, 153725265), (281, 71665515), (393, 51241755), (655, 30745053), (843, 23888505), (1179, 17080585), (1405, 14333103), (1965, 10248351), (2529, 7962835), (4215, 4777701), (5895, 3416117), (12157, 1656495), (12645, 1592567), (36471, 552165), (36811, 547065), (60785, 331299), (109413, 184055), (110433, 182355)]