20450703

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3257}}^1$

素因数の和:3303

約数の個数: 32

約数和(自身を含む): 35030016

約数和(自身を除く): 14579313

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 91, 161, 273, 299, 483, 897, 2093, 3257, 6279, 9771, 22799, 42341, 68397, 74911, 127023, 224733, 296387, 524377, 889161, 973843, 1573131, 2921529, 6816901, 20450703]

約数ペア:

[(1, 20450703), (3, 6816901), (7, 2921529), (13, 1573131), (21, 973843), (23, 889161), (39, 524377), (69, 296387), (91, 224733), (161, 127023), (273, 74911), (299, 68397), (483, 42341), (897, 22799), (2093, 9771), (3257, 6279)]