18100511

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1$

素因数の和:383

約数の個数: 24

約数和(自身を含む): 22075872

約数和(自身を除く): 3975361

約数列:

[1, 11, 13, 37, 121, 143, 311, 407, 481, 1573, 3421, 4043, 4477, 5291, 11507, 37631, 44473, 58201, 126577, 149591, 489203, 1392347, 1645501, 18100511]

約数ペア:

[(1, 18100511), (11, 1645501), (13, 1392347), (37, 489203), (121, 149591), (143, 126577), (311, 58201), (407, 44473), (481, 37631), (1573, 11507), (3421, 5291), (4043, 4477)]