207399056

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{128341}}^1$

素因数の和:128450

約数の個数: 20

約数和(自身を含む): 405817404

約数和(自身を除く): 198418348

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 128341, 256682, 513364, 1026728, 2053456, 12962441, 25924882, 51849764, 103699528, 207399056]

約数ペア:

[(1, 207399056), (2, 103699528), (4, 51849764), (8, 25924882), (16, 12962441), (101, 2053456), (202, 1026728), (404, 513364), (808, 256682), (1616, 128341)]