18191012

素因数分解:

$2^2\times 7^1\times {\mathrm{311}}^1\times {\mathrm{2089}}^1$

素因数の和:2411

約数の個数: 24

約数和(自身を含む): 36516480

約数和(自身を除く): 18325468

約数列:

[1, 2, 4, 7, 14, 28, 311, 622, 1244, 2089, 2177, 4178, 4354, 8356, 8708, 14623, 29246, 58492, 649679, 1299358, 2598716, 4547753, 9095506, 18191012]

約数ペア:

[(1, 18191012), (2, 9095506), (4, 4547753), (7, 2598716), (14, 1299358), (28, 649679), (311, 58492), (622, 29246), (1244, 14623), (2089, 8708), (2177, 8356), (4178, 4354)]