18727060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3701}}^1$

素因数の和:3744

約数の個数: 48

約数和(自身を含む): 44779392

約数和(自身を除く): 26052332

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 3701, 5060, 7402, 14804, 18505, 37010, 40711, 74020, 81422, 85123, 162844, 170246, 203555, 340492, 407110, 425615, 814220, 851230, 936353, 1702460, 1872706, 3745412, 4681765, 9363530, 18727060]

約数ペア:

[(1, 18727060), (2, 9363530), (4, 4681765), (5, 3745412), (10, 1872706), (11, 1702460), (20, 936353), (22, 851230), (23, 814220), (44, 425615), (46, 407110), (55, 340492), (92, 203555), (110, 170246), (115, 162844), (220, 85123), (230, 81422), (253, 74020), (460, 40711), (506, 37010), (1012, 18505), (1265, 14804), (2530, 7402), (3701, 5060)]