20565558765

素因数分解:

$3^2\times 5^1\times {\mathrm{14653}}^1\times {\mathrm{31189}}^1$

素因数の和:45853

約数の個数: 24

約数和(自身を含む): 35650544280

約数和(自身を除く): 15084985515

約数列:

[1, 3, 5, 9, 15, 45, 14653, 31189, 43959, 73265, 93567, 131877, 155945, 219795, 280701, 467835, 659385, 1403505, 457012417, 1371037251, 2285062085, 4113111753, 6855186255, 20565558765]

約数ペア:

[(1, 20565558765), (3, 6855186255), (5, 4113111753), (9, 2285062085), (15, 1371037251), (45, 457012417), (14653, 1403505), (31189, 659385), (43959, 467835), (73265, 280701), (93567, 219795), (131877, 155945)]