31331794

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{9199}}^1$

素因数の和:9345

約数の個数: 16

約数和(自身を含む): 51004800

約数和(自身を除く): 19673006

約数列:

[1, 2, 13, 26, 131, 262, 1703, 3406, 9199, 18398, 119587, 239174, 1205069, 2410138, 15665897, 31331794]

約数ペア:

[(1, 31331794), (2, 15665897), (13, 2410138), (26, 1205069), (131, 239174), (262, 119587), (1703, 18398), (3406, 9199)]