2012806990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{691}}^1\times {\mathrm{15331}}^1$

素因数の和:16048

約数の個数: 32

約数和(自身を含む): 3819507840

約数和(自身を除く): 1806700850

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 691, 1382, 3455, 6910, 13129, 15331, 26258, 30662, 65645, 76655, 131290, 153310, 291289, 582578, 1456445, 2912890, 10593721, 21187442, 52968605, 105937210, 201280699, 402561398, 1006403495, 2012806990]

約数ペア:

[(1, 2012806990), (2, 1006403495), (5, 402561398), (10, 201280699), (19, 105937210), (38, 52968605), (95, 21187442), (190, 10593721), (691, 2912890), (1382, 1456445), (3455, 582578), (6910, 291289), (13129, 153310), (15331, 131290), (26258, 76655), (30662, 65645)]