20175892191

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{403849}}^1$

素因数の和:403936

約数の個数: 48

約数和(自身を含む): 36456347200

約数和(自身を除く): 16280455009

約数列:

[1, 3, 7, 9, 13, 21, 39, 61, 63, 91, 117, 183, 273, 427, 549, 793, 819, 1281, 2379, 3843, 5551, 7137, 16653, 49959, 403849, 1211547, 2826943, 3634641, 5250037, 8480829, 15750111, 24634789, 25442487, 36750259, 47250333, 73904367, 110250777, 172443523, 221713101, 320252257, 330752331, 517330569, 960756771, 1551991707, 2241765799, 2882270313, 6725297397, 20175892191]

約数ペア:

[(1, 20175892191), (3, 6725297397), (7, 2882270313), (9, 2241765799), (13, 1551991707), (21, 960756771), (39, 517330569), (61, 330752331), (63, 320252257), (91, 221713101), (117, 172443523), (183, 110250777), (273, 73904367), (427, 47250333), (549, 36750259), (793, 25442487), (819, 24634789), (1281, 15750111), (2379, 8480829), (3843, 5250037), (5551, 3634641), (7137, 2826943), (16653, 1211547), (49959, 403849)]