124921904

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{20071}}^1$

素因数の和:20468

約数の個数: 20

約数和(自身を含む): 242670480

約数和(自身を除く): 117748576

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 3112, 6224, 20071, 40142, 80284, 160568, 321136, 7807619, 15615238, 31230476, 62460952, 124921904]

約数ペア:

[(1, 124921904), (2, 62460952), (4, 31230476), (8, 15615238), (16, 7807619), (389, 321136), (778, 160568), (1556, 80284), (3112, 40142), (6224, 20071)]