20440136

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{59419}}^1$

素因数の和:59468

約数の個数: 16

約数和(自身を含む): 39217200

約数和(自身を除く): 18777064

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 59419, 118838, 237676, 475352, 2555017, 5110034, 10220068, 20440136]

約数ペア:

[(1, 20440136), (2, 10220068), (4, 5110034), (8, 2555017), (43, 475352), (86, 237676), (172, 118838), (344, 59419)]