20156039170

素因数分解:

$2^1\times 5^1\times {\mathrm{1471}}^1\times {\mathrm{1370227}}^1$

素因数の和:1371705

約数の個数: 16

約数和(自身を含む): 36305561088

約数和(自身を除く): 16149521918

約数列:

[1, 2, 5, 10, 1471, 2942, 7355, 14710, 1370227, 2740454, 6851135, 13702270, 2015603917, 4031207834, 10078019585, 20156039170]

約数ペア:

[(1, 20156039170), (2, 10078019585), (5, 4031207834), (10, 2015603917), (1471, 13702270), (2942, 6851135), (7355, 2740454), (14710, 1370227)]