18594020

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{15241}}^1$

素因数の和:15311

約数の個数: 24

約数和(自身を含む): 39690168

約数和(自身を除く): 21096148

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 15241, 30482, 60964, 76205, 152410, 304820, 929701, 1859402, 3718804, 4648505, 9297010, 18594020]

約数ペア:

[(1, 18594020), (2, 9297010), (4, 4648505), (5, 3718804), (10, 1859402), (20, 929701), (61, 304820), (122, 152410), (244, 76205), (305, 60964), (610, 30482), (1220, 15241)]