20164618986

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{643949}}^1$

素因数の和:644278

約数の個数: 32

約数和(自身を含む): 42840705600

約数和(自身を除く): 22676086614

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 307, 614, 921, 1842, 5219, 10438, 15657, 31314, 643949, 1287898, 1931847, 3863694, 10947133, 21894266, 32841399, 65682798, 197692343, 395384686, 593077029, 1186154058, 3360769831, 6721539662, 10082309493, 20164618986]

約数ペア:

[(1, 20164618986), (2, 10082309493), (3, 6721539662), (6, 3360769831), (17, 1186154058), (34, 593077029), (51, 395384686), (102, 197692343), (307, 65682798), (614, 32841399), (921, 21894266), (1842, 10947133), (5219, 3863694), (10438, 1931847), (15657, 1287898), (31314, 643949)]