20198507958

素因数分解:

$2^1\times 3^2\times {\mathrm{647}}^1\times {\mathrm{1734373}}^1$

素因数の和:1735028

約数の個数: 24

約数和(自身を含む): 43831099728

約数和(自身を除く): 23632591770

約数列:

[1, 2, 3, 6, 9, 18, 647, 1294, 1941, 3882, 5823, 11646, 1734373, 3468746, 5203119, 10406238, 15609357, 31218714, 1122139331, 2244278662, 3366417993, 6732835986, 10099253979, 20198507958]

約数ペア:

[(1, 20198507958), (2, 10099253979), (3, 6732835986), (6, 3366417993), (9, 2244278662), (18, 1122139331), (647, 31218714), (1294, 15609357), (1941, 10406238), (3882, 5203119), (5823, 3468746), (11646, 1734373)]