18236480

素因数分解:

$2^6\times 5^1\times {\mathrm{56989}}^1$

素因数の和:57006

約数の個数: 28

約数和(自身を含む): 43426380

約数和(自身を除く): 25189900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 56989, 113978, 227956, 284945, 455912, 569890, 911824, 1139780, 1823648, 2279560, 3647296, 4559120, 9118240, 18236480]

約数ペア:

[(1, 18236480), (2, 9118240), (4, 4559120), (5, 3647296), (8, 2279560), (10, 1823648), (16, 1139780), (20, 911824), (32, 569890), (40, 455912), (64, 284945), (80, 227956), (160, 113978), (320, 56989)]