20628558

素因数分解:

$2^1\times 3^2\times {\mathrm{307}}^1\times {\mathrm{3733}}^1$

素因数の和:4048

約数の個数: 24

約数和(自身を含む): 44852808

約数和(自身を除く): 24224250

約数列:

[1, 2, 3, 6, 9, 18, 307, 614, 921, 1842, 2763, 3733, 5526, 7466, 11199, 22398, 33597, 67194, 1146031, 2292062, 3438093, 6876186, 10314279, 20628558]

約数ペア:

[(1, 20628558), (2, 10314279), (3, 6876186), (6, 3438093), (9, 2292062), (18, 1146031), (307, 67194), (614, 33597), (921, 22398), (1842, 11199), (2763, 7466), (3733, 5526)]