20460518

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{18301}}^1$

素因数の和:18359

約数の個数: 16

約数和(自身を含む): 33822096

約数和(自身を除く): 13361578

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 18301, 36602, 237913, 475826, 786943, 1573886, 10230259, 20460518]

約数ペア:

[(1, 20460518), (2, 10230259), (13, 1573886), (26, 786943), (43, 475826), (86, 237913), (559, 36602), (1118, 18301)]