20397492054

素因数分解:

$2^1\times 3^2\times {\mathrm{18379}}^1\times {\mathrm{61657}}^1$

素因数の和:80044

約数の個数: 24

約数和(自身を含む): 44197687560

約数和(自身を除く): 23800195506

約数列:

[1, 2, 3, 6, 9, 18, 18379, 36758, 55137, 61657, 110274, 123314, 165411, 184971, 330822, 369942, 554913, 1109826, 1133194003, 2266388006, 3399582009, 6799164018, 10198746027, 20397492054]

約数ペア:

[(1, 20397492054), (2, 10198746027), (3, 6799164018), (6, 3399582009), (9, 2266388006), (18, 1133194003), (18379, 1109826), (36758, 554913), (55137, 369942), (61657, 330822), (110274, 184971), (123314, 165411)]