18975856

素因数分解:

$2^4\times {\mathrm{229}}^1\times {\mathrm{5179}}^1$

素因数の和:5416

約数の個数: 20

約数和(自身を含む): 36933400

約数和(自身を除く): 17957544

約数列:

[1, 2, 4, 8, 16, 229, 458, 916, 1832, 3664, 5179, 10358, 20716, 41432, 82864, 1185991, 2371982, 4743964, 9487928, 18975856]

約数ペア:

[(1, 18975856), (2, 9487928), (4, 4743964), (8, 2371982), (16, 1185991), (229, 82864), (458, 41432), (916, 20716), (1832, 10358), (3664, 5179)]