20973564

素因数分解:

$2^2\times 3^2\times {\mathrm{683}}^1\times {\mathrm{853}}^1$

素因数の和:1546

約数の個数: 36

約数和(自身を含む): 53156376

約数和(自身を除く): 32182812

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 683, 853, 1366, 1706, 2049, 2559, 2732, 3412, 4098, 5118, 6147, 7677, 8196, 10236, 12294, 15354, 24588, 30708, 582599, 1165198, 1747797, 2330396, 3495594, 5243391, 6991188, 10486782, 20973564]

約数ペア:

[(1, 20973564), (2, 10486782), (3, 6991188), (4, 5243391), (6, 3495594), (9, 2330396), (12, 1747797), (18, 1165198), (36, 582599), (683, 30708), (853, 24588), (1366, 15354), (1706, 12294), (2049, 10236), (2559, 8196), (2732, 7677), (3412, 6147), (4098, 5118)]