20117784

素因数分解:

$2^3\times 3^1\times {\mathrm{821}}^1\times {\mathrm{1021}}^1$

素因数の和:1851

約数の個数: 32

約数和(自身を含む): 50405040

約数和(自身を除く): 30287256

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 821, 1021, 1642, 2042, 2463, 3063, 3284, 4084, 4926, 6126, 6568, 8168, 9852, 12252, 19704, 24504, 838241, 1676482, 2514723, 3352964, 5029446, 6705928, 10058892, 20117784]

約数ペア:

[(1, 20117784), (2, 10058892), (3, 6705928), (4, 5029446), (6, 3352964), (8, 2514723), (12, 1676482), (24, 838241), (821, 24504), (1021, 19704), (1642, 12252), (2042, 9852), (2463, 8168), (3063, 6568), (3284, 6126), (4084, 4926)]