255458512

素因数分解:

$2^4\times {\mathrm{811}}^1\times {\mathrm{19687}}^1$

素因数の和:20506

約数の個数: 20

約数和(自身を含む): 495586336

約数和(自身を除く): 240127824

約数列:

[1, 2, 4, 8, 16, 811, 1622, 3244, 6488, 12976, 19687, 39374, 78748, 157496, 314992, 15966157, 31932314, 63864628, 127729256, 255458512]

約数ペア:

[(1, 255458512), (2, 127729256), (4, 63864628), (8, 31932314), (16, 15966157), (811, 314992), (1622, 157496), (3244, 78748), (6488, 39374), (12976, 19687)]