20615842

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{1237}}^1$

素因数の和:1893

約数の個数: 16

約数和(自身を含む): 33381432

約数和(自身を除く): 12765590

約数列:

[1, 2, 13, 26, 641, 1237, 1282, 2474, 8333, 16081, 16666, 32162, 792917, 1585834, 10307921, 20615842]

約数ペア:

[(1, 20615842), (2, 10307921), (13, 1585834), (26, 792917), (641, 32162), (1237, 16666), (1282, 16081), (2474, 8333)]