18240970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1193}}^1$

素因数の和:1350

約数の個数: 32

約数和(自身を含む): 36106560

約数和(自身を除く): 17865590

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 139, 278, 695, 1193, 1390, 1529, 2386, 3058, 5965, 7645, 11930, 13123, 15290, 26246, 65615, 131230, 165827, 331654, 829135, 1658270, 1824097, 3648194, 9120485, 18240970]

約数ペア:

[(1, 18240970), (2, 9120485), (5, 3648194), (10, 1824097), (11, 1658270), (22, 829135), (55, 331654), (110, 165827), (139, 131230), (278, 65615), (695, 26246), (1193, 15290), (1390, 13123), (1529, 11930), (2386, 7645), (3058, 5965)]