18890142

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{165703}}^1$

素因数の和:165727

約数の個数: 16

約数和(自身を含む): 39768960

約数和(自身を除く): 20878818

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 165703, 331406, 497109, 994218, 3148357, 6296714, 9445071, 18890142]

約数ペア:

[(1, 18890142), (2, 9445071), (3, 6296714), (6, 3148357), (19, 994218), (38, 497109), (57, 331406), (114, 165703)]