18922581

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{123677}}^1$

素因数の和:123700

約数の個数: 12

約数和(自身を含む): 28940652

約数和(自身を除く): 10018071

約数列:

[1, 3, 9, 17, 51, 153, 123677, 371031, 1113093, 2102509, 6307527, 18922581]

約数ペア:

[(1, 18922581), (3, 6307527), (9, 2102509), (17, 1113093), (51, 371031), (153, 123677)]