19139493

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{1571}}^1$

素因数の和:1736

約数の個数: 16

約数和(自身を含む): 26560512

約数和(自身を除く): 7421019

約数列:

[1, 3, 31, 93, 131, 393, 1571, 4061, 4713, 12183, 48701, 146103, 205801, 617403, 6379831, 19139493]

約数ペア:

[(1, 19139493), (3, 6379831), (31, 617403), (93, 205801), (131, 146103), (393, 48701), (1571, 12183), (4061, 4713)]