19365380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{56957}}^1$

素因数の和:56983

約数の個数: 24

約数和(自身を含む): 43060248

約数和(自身を除く): 23694868

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 56957, 113914, 227828, 284785, 569570, 968269, 1139140, 1936538, 3873076, 4841345, 9682690, 19365380]

約数ペア:

[(1, 19365380), (2, 9682690), (4, 4841345), (5, 3873076), (10, 1936538), (17, 1139140), (20, 968269), (34, 569570), (68, 284785), (85, 227828), (170, 113914), (340, 56957)]