20378202

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1907}}^1$

素因数の和:2062

約数の個数: 32

約数和(自身を含む): 44235072

約数和(自身を除く): 23856870

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 137, 274, 411, 822, 1781, 1907, 3562, 3814, 5343, 5721, 10686, 11442, 24791, 49582, 74373, 148746, 261259, 522518, 783777, 1567554, 3396367, 6792734, 10189101, 20378202]

約数ペア:

[(1, 20378202), (2, 10189101), (3, 6792734), (6, 3396367), (13, 1567554), (26, 783777), (39, 522518), (78, 261259), (137, 148746), (274, 74373), (411, 49582), (822, 24791), (1781, 11442), (1907, 10686), (3562, 5721), (3814, 5343)]