20382531

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{733}}^1$

素因数の和:803

約数の個数: 32

約数和(自身を含む): 31567872

約数和(自身を除く): 11185341

約数列:

[1, 3, 13, 23, 31, 39, 69, 93, 299, 403, 713, 733, 897, 1209, 2139, 2199, 9269, 9529, 16859, 22723, 27807, 28587, 50577, 68169, 219167, 295399, 522629, 657501, 886197, 1567887, 6794177, 20382531]

約数ペア:

[(1, 20382531), (3, 6794177), (13, 1567887), (23, 886197), (31, 657501), (39, 522629), (69, 295399), (93, 219167), (299, 68169), (403, 50577), (713, 28587), (733, 27807), (897, 22723), (1209, 16859), (2139, 9529), (2199, 9269)]