20603804

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{1051}}^1$

素因数の和:1110

約数の個数: 36

約数和(自身を含む): 40428360

約数和(自身を除く): 19824556

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 169, 338, 377, 676, 754, 1051, 1508, 2102, 4204, 4901, 9802, 13663, 19604, 27326, 30479, 54652, 60958, 121916, 177619, 355238, 396227, 710476, 792454, 1584908, 5150951, 10301902, 20603804]

約数ペア:

[(1, 20603804), (2, 10301902), (4, 5150951), (13, 1584908), (26, 792454), (29, 710476), (52, 396227), (58, 355238), (116, 177619), (169, 121916), (338, 60958), (377, 54652), (676, 30479), (754, 27326), (1051, 19604), (1508, 13663), (2102, 9802), (4204, 4901)]