19897882175

素因数分解:

$5^2\times {\mathrm{54751}}^1\times {\mathrm{14537}}^1$

素因数の和:69298

約数の個数: 12

約数和(自身を含む): 24675521856

約数和(自身を除く): 4777639681

約数列:

[1, 5, 25, 14537, 54751, 72685, 273755, 363425, 1368775, 795915287, 3979576435, 19897882175]

約数ペア:

[(1, 19897882175), (5, 3979576435), (25, 795915287), (14537, 1368775), (54751, 363425), (72685, 273755)]