16491970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{479}}^1$

素因数の和:810

約数の個数: 32

約数和(自身を含む): 32555520

約数和(自身を除く): 16063550

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 313, 479, 626, 958, 1565, 2395, 3130, 3443, 4790, 5269, 6886, 10538, 17215, 26345, 34430, 52690, 149927, 299854, 749635, 1499270, 1649197, 3298394, 8245985, 16491970]

約数ペア:

[(1, 16491970), (2, 8245985), (5, 3298394), (10, 1649197), (11, 1499270), (22, 749635), (55, 299854), (110, 149927), (313, 52690), (479, 34430), (626, 26345), (958, 17215), (1565, 10538), (2395, 6886), (3130, 5269), (3443, 4790)]