18237760

素因数分解:

$2^6\times 5^1\times {\mathrm{56993}}^1$

素因数の和:57010

約数の個数: 28

約数和(自身を含む): 43429428

約数和(自身を除く): 25191668

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 56993, 113986, 227972, 284965, 455944, 569930, 911888, 1139860, 1823776, 2279720, 3647552, 4559440, 9118880, 18237760]

約数ペア:

[(1, 18237760), (2, 9118880), (4, 4559440), (5, 3647552), (8, 2279720), (10, 1823776), (16, 1139860), (20, 911888), (32, 569930), (40, 455944), (64, 284965), (80, 227972), (160, 113986), (320, 56993)]