20215695031

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{3797}}^1\times {\mathrm{40031}}^1$

素因数の和:43854

約数の個数: 16

約数和(自身を含む): 24326645760

約数和(自身を除く): 4110950729

約数列:

[1, 7, 19, 133, 3797, 26579, 40031, 72143, 280217, 505001, 760589, 5324123, 151997707, 1063983949, 2887956433, 20215695031]

約数ペア:

[(1, 20215695031), (7, 2887956433), (19, 1063983949), (133, 151997707), (3797, 5324123), (26579, 760589), (40031, 505001), (72143, 280217)]