20520666

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{67061}}^1$

素因数の和:67086

約数の個数: 24

約数和(自身を含む): 47077524

約数和(自身を除く): 26556858

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 67061, 134122, 201183, 402366, 603549, 1140037, 1207098, 2280074, 3420111, 6840222, 10260333, 20520666]

約数ペア:

[(1, 20520666), (2, 10260333), (3, 6840222), (6, 3420111), (9, 2280074), (17, 1207098), (18, 1140037), (34, 603549), (51, 402366), (102, 201183), (153, 134122), (306, 67061)]