18064120

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{5441}}^1$

素因数の和:5535

約数の個数: 32

約数和(自身を含む): 41141520

約数和(自身を除く): 23077400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 5441, 10882, 21764, 27205, 43528, 54410, 108820, 217640, 451603, 903206, 1806412, 2258015, 3612824, 4516030, 9032060, 18064120]

約数ペア:

[(1, 18064120), (2, 9032060), (4, 4516030), (5, 3612824), (8, 2258015), (10, 1806412), (20, 903206), (40, 451603), (83, 217640), (166, 108820), (332, 54410), (415, 43528), (664, 27205), (830, 21764), (1660, 10882), (3320, 5441)]