19874342

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{12163}}^1$

素因数の和:12227

約数の個数: 16

約数和(自身を含む): 32112960

約数和(自身を除く): 12238618

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 12163, 24326, 231097, 462194, 523009, 1046018, 9937171, 19874342]

約数ペア:

[(1, 19874342), (2, 9937171), (19, 1046018), (38, 523009), (43, 462194), (86, 231097), (817, 24326), (1634, 12163)]