20856762

素因数分解:

$2^1\times 3^2\times {\mathrm{233}}^1\times {\mathrm{4973}}^1$

素因数の和:5214

約数の個数: 24

約数和(自身を含む): 45392724

約数和(自身を除く): 24535962

約数列:

[1, 2, 3, 6, 9, 18, 233, 466, 699, 1398, 2097, 4194, 4973, 9946, 14919, 29838, 44757, 89514, 1158709, 2317418, 3476127, 6952254, 10428381, 20856762]

約数ペア:

[(1, 20856762), (2, 10428381), (3, 6952254), (6, 3476127), (9, 2317418), (18, 1158709), (233, 89514), (466, 44757), (699, 29838), (1398, 14919), (2097, 9946), (4194, 4973)]