2021979978

素因数分解:

$2^1\times 3^2\times {\mathrm{307}}^1\times {\mathrm{365903}}^1$

素因数の和:366218

約数の個数: 24

約数和(自身を含む): 4395238848

約数和(自身を除く): 2373258870

約数列:

[1, 2, 3, 6, 9, 18, 307, 614, 921, 1842, 2763, 5526, 365903, 731806, 1097709, 2195418, 3293127, 6586254, 112332221, 224664442, 336996663, 673993326, 1010989989, 2021979978]

約数ペア:

[(1, 2021979978), (2, 1010989989), (3, 673993326), (6, 336996663), (9, 224664442), (18, 112332221), (307, 6586254), (614, 3293127), (921, 2195418), (1842, 1097709), (2763, 731806), (5526, 365903)]