20487489

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{601}}^1\times {\mathrm{1033}}^1$

素因数の和:1648

約数の個数: 16

約数和(自身を含む): 29878464

約数和(自身を除く): 9390975

約数列:

[1, 3, 11, 33, 601, 1033, 1803, 3099, 6611, 11363, 19833, 34089, 620833, 1862499, 6829163, 20487489]

約数ペア:

[(1, 20487489), (3, 6829163), (11, 1862499), (33, 620833), (601, 34089), (1033, 19833), (1803, 11363), (3099, 6611)]