18780652

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{38803}}^1$

素因数の和:38829

約数の個数: 18

約数和(自身を含む): 36126524

約数和(自身を除く): 17345872

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 38803, 77606, 155212, 426833, 853666, 1707332, 4695163, 9390326, 18780652]

約数ペア:

[(1, 18780652), (2, 9390326), (4, 4695163), (11, 1707332), (22, 853666), (44, 426833), (121, 155212), (242, 77606), (484, 38803)]