19792642

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{12113}}^1$

素因数の和:12177

約数の個数: 16

約数和(自身を含む): 31980960

約数和(自身を除く): 12188318

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 12113, 24226, 230147, 460294, 520859, 1041718, 9896321, 19792642]

約数ペア:

[(1, 19792642), (2, 9896321), (19, 1041718), (38, 520859), (43, 460294), (86, 230147), (817, 24226), (1634, 12113)]