20441205

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{12277}}^1$

素因数の和:12325

約数の個数: 24

約数和(自身を含む): 36391992

約数和(自身を除く): 15950787

約数列:

[1, 3, 5, 9, 15, 37, 45, 111, 185, 333, 555, 1665, 12277, 36831, 61385, 110493, 184155, 454249, 552465, 1362747, 2271245, 4088241, 6813735, 20441205]

約数ペア:

[(1, 20441205), (3, 6813735), (5, 4088241), (9, 2271245), (15, 1362747), (37, 552465), (45, 454249), (111, 184155), (185, 110493), (333, 61385), (555, 36831), (1665, 12277)]