20236802079

素因数分解:

$3^1\times {\mathrm{13}}^3\times {\mathrm{47}}^1\times {\mathrm{65327}}^1$

素因数の和:65416

約数の個数: 32

約数和(自身を含む): 29852282880

約数和(自身を除く): 9615480801

約数列:

[1, 3, 13, 39, 47, 141, 169, 507, 611, 1833, 2197, 6591, 7943, 23829, 65327, 103259, 195981, 309777, 849251, 2547753, 3070369, 9211107, 11040263, 33120789, 39914797, 119744391, 143523419, 430570257, 518892361, 1556677083, 6745600693, 20236802079]

約数ペア:

[(1, 20236802079), (3, 6745600693), (13, 1556677083), (39, 518892361), (47, 430570257), (141, 143523419), (169, 119744391), (507, 39914797), (611, 33120789), (1833, 11040263), (2197, 9211107), (6591, 3070369), (7943, 2547753), (23829, 849251), (65327, 309777), (103259, 195981)]