20360445

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{919}}^1$

素因数の和:1145

約数の個数: 32

約数和(自身を含む): 37447680

約数和(自身を除く): 17087235

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 211, 633, 919, 1055, 1477, 2757, 3165, 4431, 4595, 6433, 7385, 13785, 19299, 22155, 32165, 96495, 193909, 581727, 969545, 1357363, 2908635, 4072089, 6786815, 20360445]

約数ペア:

[(1, 20360445), (3, 6786815), (5, 4072089), (7, 2908635), (15, 1357363), (21, 969545), (35, 581727), (105, 193909), (211, 96495), (633, 32165), (919, 22155), (1055, 19299), (1477, 13785), (2757, 7385), (3165, 6433), (4431, 4595)]