220192004

素因数分解:

$2^2\times {\mathrm{211}}^1\times {\mathrm{317}}^1\times {\mathrm{823}}^1$

素因数の和:1355

約数の個数: 24

約数和(自身を含む): 388855488

約数和(自身を除く): 168663484

約数列:

[1, 2, 4, 211, 317, 422, 634, 823, 844, 1268, 1646, 3292, 66887, 133774, 173653, 260891, 267548, 347306, 521782, 694612, 1043564, 55048001, 110096002, 220192004]

約数ペア:

[(1, 220192004), (2, 110096002), (4, 55048001), (211, 1043564), (317, 694612), (422, 521782), (634, 347306), (823, 267548), (844, 260891), (1268, 173653), (1646, 133774), (3292, 66887)]