20406698

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{337}}^1$

素因数の和:506

約数の個数: 32

約数和(自身を含む): 35262864

約数和(自身を除く): 14856166

約数列:

[1, 2, 13, 17, 26, 34, 137, 221, 274, 337, 442, 674, 1781, 2329, 3562, 4381, 4658, 5729, 8762, 11458, 30277, 46169, 60554, 74477, 92338, 148954, 600197, 784873, 1200394, 1569746, 10203349, 20406698]

約数ペア:

[(1, 20406698), (2, 10203349), (13, 1569746), (17, 1200394), (26, 784873), (34, 600197), (137, 148954), (221, 92338), (274, 74477), (337, 60554), (442, 46169), (674, 30277), (1781, 11458), (2329, 8762), (3562, 5729), (4381, 4658)]