20130814

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:408

約数の個数: 32

約数和(自身を含む): 34473600

約数和(自身を除く): 14342786

約数列:

[1, 2, 11, 22, 29, 58, 139, 227, 278, 319, 454, 638, 1529, 2497, 3058, 4031, 4994, 6583, 8062, 13166, 31553, 44341, 63106, 72413, 88682, 144826, 347083, 694166, 915037, 1830074, 10065407, 20130814]

約数ペア:

[(1, 20130814), (2, 10065407), (11, 1830074), (22, 915037), (29, 694166), (58, 347083), (139, 144826), (227, 88682), (278, 72413), (319, 63106), (454, 44341), (638, 31553), (1529, 13166), (2497, 8062), (3058, 6583), (4031, 4994)]