19748858

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{373}}^1\times {\mathrm{1151}}^1$

素因数の和:1549

約数の個数: 16

約数和(自身を含む): 31021056

約数和(自身を除く): 11272198

約数列:

[1, 2, 23, 46, 373, 746, 1151, 2302, 8579, 17158, 26473, 52946, 429323, 858646, 9874429, 19748858]

約数ペア:

[(1, 19748858), (2, 9874429), (23, 858646), (46, 429323), (373, 52946), (746, 26473), (1151, 17158), (2302, 8579)]