1900778878

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{367}}^1\times {\mathrm{38651}}^1$

素因数の和:39087

約数の個数: 16

約数和(自身を含む): 2901682944

約数和(自身を除く): 1000904066

約数列:

[1, 2, 67, 134, 367, 734, 24589, 38651, 49178, 77302, 2589617, 5179234, 14184917, 28369834, 950389439, 1900778878]

約数ペア:

[(1, 1900778878), (2, 950389439), (67, 28369834), (134, 14184917), (367, 5179234), (734, 2589617), (24589, 77302), (38651, 49178)]