18121510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{1091}}^1$

素因数の和:1260

約数の個数: 32

約数和(自身を含む): 35852544

約数和(自身を除く): 17731034

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 151, 302, 755, 1091, 1510, 1661, 2182, 3322, 5455, 8305, 10910, 12001, 16610, 24002, 60005, 120010, 164741, 329482, 823705, 1647410, 1812151, 3624302, 9060755, 18121510]

約数ペア:

[(1, 18121510), (2, 9060755), (5, 3624302), (10, 1812151), (11, 1647410), (22, 823705), (55, 329482), (110, 164741), (151, 120010), (302, 60005), (755, 24002), (1091, 16610), (1510, 12001), (1661, 10910), (2182, 8305), (3322, 5455)]