20439033

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{1553}}^1$

素因数の和:1704

約数の個数: 16

約数和(自身を含む): 28195776

約数和(自身を除く): 7756743

約数列:

[1, 3, 41, 107, 123, 321, 1553, 4387, 4659, 13161, 63673, 166171, 191019, 498513, 6813011, 20439033]

約数ペア:

[(1, 20439033), (3, 6813011), (41, 498513), (107, 191019), (123, 166171), (321, 63673), (1553, 13161), (4387, 4659)]