20189984536

素因数分解:

$2^3\times {\mathrm{7331}}^1\times {\mathrm{344257}}^1$

素因数の和:351594

約数の個数: 16

約数和(自身を含む): 37861494840

約数和(自身を除く): 17671510304

約数列:

[1, 2, 4, 8, 7331, 14662, 29324, 58648, 344257, 688514, 1377028, 2754056, 2523748067, 5047496134, 10094992268, 20189984536]

約数ペア:

[(1, 20189984536), (2, 10094992268), (4, 5047496134), (8, 2523748067), (7331, 2754056), (14662, 1377028), (29324, 688514), (58648, 344257)]