20478522036

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3996589}}^1$

素因数の和:3996664

約数の個数: 48

約数和(自身を含む): 55504641920

約数和(自身を除く): 35026119884

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 61, 84, 122, 183, 244, 366, 427, 732, 854, 1281, 1708, 2562, 5124, 3996589, 7993178, 11989767, 15986356, 23979534, 27976123, 47959068, 55952246, 83928369, 111904492, 167856738, 243791929, 335713476, 487583858, 731375787, 975167716, 1462751574, 1706543503, 2925503148, 3413087006, 5119630509, 6826174012, 10239261018, 20478522036]

約数ペア:

[(1, 20478522036), (2, 10239261018), (3, 6826174012), (4, 5119630509), (6, 3413087006), (7, 2925503148), (12, 1706543503), (14, 1462751574), (21, 975167716), (28, 731375787), (42, 487583858), (61, 335713476), (84, 243791929), (122, 167856738), (183, 111904492), (244, 83928369), (366, 55952246), (427, 47959068), (732, 27976123), (854, 23979534), (1281, 15986356), (1708, 11989767), (2562, 7993178), (5124, 3996589)]