19710339

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{4297}}^1$

素因数の和:4450

約数の個数: 16

約数和(自身を含む): 28882560

約数和(自身を除く): 9172221

約数列:

[1, 3, 11, 33, 139, 417, 1529, 4297, 4587, 12891, 47267, 141801, 597283, 1791849, 6570113, 19710339]

約数ペア:

[(1, 19710339), (3, 6570113), (11, 1791849), (33, 597283), (139, 141801), (417, 47267), (1529, 12891), (4297, 4587)]