20168920317

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3212123}}^1$

素因数の和:3212169

約数の個数: 32

約数和(自身を含む): 34536757248

約数和(自身を除く): 14367836931

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 91, 161, 273, 299, 483, 897, 2093, 6279, 3212123, 9636369, 22484861, 41757599, 67454583, 73878829, 125272797, 221636487, 292303193, 517151803, 876909579, 960424777, 1551455409, 2881274331, 6722973439, 20168920317]

約数ペア:

[(1, 20168920317), (3, 6722973439), (7, 2881274331), (13, 1551455409), (21, 960424777), (23, 876909579), (39, 517151803), (69, 292303193), (91, 221636487), (161, 125272797), (273, 73878829), (299, 67454583), (483, 41757599), (897, 22484861), (2093, 9636369), (6279, 3212123)]