20193280359

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{7018867}}^1$

素因数の和:7019014

約数の個数: 16

約数和(自身を含む): 30995321088

約数和(自身を除く): 10802040729

約数列:

[1, 3, 7, 21, 137, 411, 959, 2877, 7018867, 21056601, 49132069, 147396207, 961584779, 2884754337, 6731093453, 20193280359]

約数ペア:

[(1, 20193280359), (3, 6731093453), (7, 2884754337), (21, 961584779), (137, 147396207), (411, 49132069), (959, 21056601), (2877, 7018867)]