20215026

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{86389}}^1$

素因数の和:86410

約数の個数: 24

約数和(自身を含む): 47168940

約数和(自身を除く): 26953914

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 86389, 172778, 259167, 518334, 777501, 1123057, 1555002, 2246114, 3369171, 6738342, 10107513, 20215026]

約数ペア:

[(1, 20215026), (2, 10107513), (3, 6738342), (6, 3369171), (9, 2246114), (13, 1555002), (18, 1123057), (26, 777501), (39, 518334), (78, 259167), (117, 172778), (234, 86389)]