20958003

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1523}}^1$

素因数の和:1679

約数の個数: 24

約数和(自身を含む): 33284160

約数和(自身を除く): 12326157

約数列:

[1, 3, 9, 11, 33, 99, 139, 417, 1251, 1523, 1529, 4569, 4587, 13707, 13761, 16753, 50259, 150777, 211697, 635091, 1905273, 2328667, 6986001, 20958003]

約数ペア:

[(1, 20958003), (3, 6986001), (9, 2328667), (11, 1905273), (33, 635091), (99, 211697), (139, 150777), (417, 50259), (1251, 16753), (1523, 13761), (1529, 13707), (4569, 4587)]