20874590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1741}}^1$

素因数の和:1868

約数の個数: 32

約数和(自身を含む): 41389920

約数和(自身を除く): 20515330

約数列:

[1, 2, 5, 10, 11, 22, 55, 109, 110, 218, 545, 1090, 1199, 1741, 2398, 3482, 5995, 8705, 11990, 17410, 19151, 38302, 95755, 189769, 191510, 379538, 948845, 1897690, 2087459, 4174918, 10437295, 20874590]

約数ペア:

[(1, 20874590), (2, 10437295), (5, 4174918), (10, 2087459), (11, 1897690), (22, 948845), (55, 379538), (109, 191510), (110, 189769), (218, 95755), (545, 38302), (1090, 19151), (1199, 17410), (1741, 11990), (2398, 8705), (3482, 5995)]