12942064

素因数分解:

$2^4\times {\mathrm{499}}^1\times {\mathrm{1621}}^1$

素因数の和:2128

約数の個数: 20

約数和(自身を含む): 25141000

約数和(自身を除く): 12198936

約数列:

[1, 2, 4, 8, 16, 499, 998, 1621, 1996, 3242, 3992, 6484, 7984, 12968, 25936, 808879, 1617758, 3235516, 6471032, 12942064]

約数ペア:

[(1, 12942064), (2, 6471032), (4, 3235516), (8, 1617758), (16, 808879), (499, 25936), (998, 12968), (1621, 7984), (1996, 6484), (3242, 3992)]