20936043

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1103}}^1$

素因数の和:1168

約数の個数: 32

約数和(自身を含む): 33561600

約数和(自身を除く): 12625557

約数列:

[1, 3, 9, 19, 27, 37, 57, 111, 171, 333, 513, 703, 999, 1103, 2109, 3309, 6327, 9927, 18981, 20957, 29781, 40811, 62871, 122433, 188613, 367299, 565839, 775409, 1101897, 2326227, 6978681, 20936043]

約数ペア:

[(1, 20936043), (3, 6978681), (9, 2326227), (19, 1101897), (27, 775409), (37, 565839), (57, 367299), (111, 188613), (171, 122433), (333, 62871), (513, 40811), (703, 29781), (999, 20957), (1103, 18981), (2109, 9927), (3309, 6327)]