20151942

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{331}}^1$

素因数の和:548

約数の個数: 32

約数和(自身を含む): 41274240

約数和(自身を除く): 21122298

約数列:

[1, 2, 3, 6, 73, 139, 146, 219, 278, 331, 417, 438, 662, 834, 993, 1986, 10147, 20294, 24163, 30441, 46009, 48326, 60882, 72489, 92018, 138027, 144978, 276054, 3358657, 6717314, 10075971, 20151942]

約数ペア:

[(1, 20151942), (2, 10075971), (3, 6717314), (6, 3358657), (73, 276054), (139, 144978), (146, 138027), (219, 92018), (278, 72489), (331, 60882), (417, 48326), (438, 46009), (662, 30441), (834, 24163), (993, 20294), (1986, 10147)]