20112978238

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{6221}}^1\times {\mathrm{85081}}^1$

素因数の和:91323

約数の個数: 16

約数和(自身を含む): 31762812240

約数和(自身を除く): 11649834002

約数列:

[1, 2, 19, 38, 6221, 12442, 85081, 118199, 170162, 236398, 1616539, 3233078, 529288901, 1058577802, 10056489119, 20112978238]

約数ペア:

[(1, 20112978238), (2, 10056489119), (19, 1058577802), (38, 529288901), (6221, 3233078), (12442, 1616539), (85081, 236398), (118199, 170162)]