20180177137

素因数分解:

${\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1\times {\mathrm{21521}}^1$

素因数の和:21920

約数の個数: 16

約数和(自身を含む): 20975169024

約数和(自身を除く): 794991887

約数列:

[1, 47, 71, 281, 3337, 13207, 19951, 21521, 937697, 1011487, 1527991, 6047401, 71815577, 284227847, 429365471, 20180177137]

約数ペア:

[(1, 20180177137), (47, 429365471), (71, 284227847), (281, 71815577), (3337, 6047401), (13207, 1527991), (19951, 1011487), (21521, 937697)]