18163948

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{7789}}^1$

素因数の和:7857

約数の個数: 24

約数和(自身を含む): 35335440

約数和(自身を除く): 17171492

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 212, 583, 1166, 2332, 7789, 15578, 31156, 85679, 171358, 342716, 412817, 825634, 1651268, 4540987, 9081974, 18163948]

約数ペア:

[(1, 18163948), (2, 9081974), (4, 4540987), (11, 1651268), (22, 825634), (44, 412817), (53, 342716), (106, 171358), (212, 85679), (583, 31156), (1166, 15578), (2332, 7789)]