20121432725

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1366481}}^1$

素因数の和:1366541

約数の個数: 24

約数和(自身を含む): 27111002880

約数和(自身を除く): 6989570155

約数列:

[1, 5, 19, 25, 31, 95, 155, 475, 589, 775, 2945, 14725, 1366481, 6832405, 25963139, 34162025, 42360911, 129815695, 211804555, 649078475, 804857309, 1059022775, 4024286545, 20121432725]

約数ペア:

[(1, 20121432725), (5, 4024286545), (19, 1059022775), (25, 804857309), (31, 649078475), (95, 211804555), (155, 129815695), (475, 42360911), (589, 34162025), (775, 25963139), (2945, 6832405), (14725, 1366481)]