20525193

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5659}}^1$

素因数の和:5709

約数の個数: 24

約数和(自身を含む): 32963840

約数和(自身を除く): 12438647

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1209, 3627, 5659, 16977, 50931, 73567, 175429, 220701, 526287, 662103, 1578861, 2280577, 6841731, 20525193]

約数ペア:

[(1, 20525193), (3, 6841731), (9, 2280577), (13, 1578861), (31, 662103), (39, 526287), (93, 220701), (117, 175429), (279, 73567), (403, 50931), (1209, 16977), (3627, 5659)]