18974001860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{86245463}}^1$

素因数の和:86245483

約数の個数: 24

約数和(自身を含む): 43467713856

約数和(自身を除く): 24493711996

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 86245463, 172490926, 344981852, 431227315, 862454630, 948700093, 1724909260, 1897400186, 3794800372, 4743500465, 9487000930, 18974001860]

約数ペア:

[(1, 18974001860), (2, 9487000930), (4, 4743500465), (5, 3794800372), (10, 1897400186), (11, 1724909260), (20, 948700093), (22, 862454630), (44, 431227315), (55, 344981852), (110, 172490926), (220, 86245463)]