20157631965

素因数分解:

$3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3222643}}^1$

素因数の和:3222793

約数の個数: 24

約数和(自身を含む): 35191272480

約数和(自身を除く): 15033640515

約数列:

[1, 3, 5, 9, 15, 45, 139, 417, 695, 1251, 2085, 6255, 3222643, 9667929, 16113215, 29003787, 48339645, 145018935, 447947377, 1343842131, 2239736885, 4031526393, 6719210655, 20157631965]

約数ペア:

[(1, 20157631965), (3, 6719210655), (5, 4031526393), (9, 2239736885), (15, 1343842131), (45, 447947377), (139, 145018935), (417, 48339645), (695, 29003787), (1251, 16113215), (2085, 9667929), (6255, 3222643)]