18387530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{757}}^1$

素因数の和:1118

約数の個数: 32

約数和(自身を含む): 37984896

約数和(自身を除く): 19597366

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 347, 694, 757, 1514, 1735, 2429, 3470, 3785, 4858, 5299, 7570, 10598, 12145, 24290, 26495, 52990, 262679, 525358, 1313395, 1838753, 2626790, 3677506, 9193765, 18387530]

約数ペア:

[(1, 18387530), (2, 9193765), (5, 3677506), (7, 2626790), (10, 1838753), (14, 1313395), (35, 525358), (70, 262679), (347, 52990), (694, 26495), (757, 24290), (1514, 12145), (1735, 10598), (2429, 7570), (3470, 5299), (3785, 4858)]