18663710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{143567}}^1$

素因数の和:143587

約数の個数: 16

約数和(自身を含む): 36179136

約数和(自身を除く): 17515426

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 143567, 287134, 717835, 1435670, 1866371, 3732742, 9331855, 18663710]

約数ペア:

[(1, 18663710), (2, 9331855), (5, 3732742), (10, 1866371), (13, 1435670), (26, 717835), (65, 287134), (130, 143567)]