20121590697

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{877}}^1\times {\mathrm{12517}}^1$

素因数の和:13457

約数の個数: 32

約数和(自身を含む): 29543281152

約数和(自身を除く): 9421690455

約数列:

[1, 3, 13, 39, 47, 141, 611, 877, 1833, 2631, 11401, 12517, 34203, 37551, 41219, 123657, 162721, 488163, 535847, 588299, 1607541, 1764897, 7647887, 10977409, 22943661, 32932227, 142706317, 428118951, 515938223, 1547814669, 6707196899, 20121590697]

約数ペア:

[(1, 20121590697), (3, 6707196899), (13, 1547814669), (39, 515938223), (47, 428118951), (141, 142706317), (611, 32932227), (877, 22943661), (1833, 10977409), (2631, 7647887), (11401, 1764897), (12517, 1607541), (34203, 588299), (37551, 535847), (41219, 488163), (123657, 162721)]