20264127

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:128

約数の個数: 64

約数和(自身を含む): 33868800

約数和(自身を除く): 13604673

約数列:

[1, 3, 13, 19, 23, 29, 39, 41, 57, 69, 87, 123, 247, 299, 377, 437, 533, 551, 667, 741, 779, 897, 943, 1131, 1189, 1311, 1599, 1653, 2001, 2337, 2829, 3567, 5681, 7163, 8671, 10127, 12259, 12673, 15457, 17043, 17917, 21489, 22591, 26013, 27347, 30381, 36777, 38019, 46371, 53751, 67773, 82041, 164749, 232921, 293683, 355511, 494247, 519593, 698763, 881049, 1066533, 1558779, 6754709, 20264127]

約数ペア:

[(1, 20264127), (3, 6754709), (13, 1558779), (19, 1066533), (23, 881049), (29, 698763), (39, 519593), (41, 494247), (57, 355511), (69, 293683), (87, 232921), (123, 164749), (247, 82041), (299, 67773), (377, 53751), (437, 46371), (533, 38019), (551, 36777), (667, 30381), (741, 27347), (779, 26013), (897, 22591), (943, 21489), (1131, 17917), (1189, 17043), (1311, 15457), (1599, 12673), (1653, 12259), (2001, 10127), (2337, 8671), (2829, 7163), (3567, 5681)]