20268825

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{9319}}^1$

素因数の和:9361

約数の個数: 24

約数和(自身を含む): 34670400

約数和(自身を除く): 14401575

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 145, 435, 725, 2175, 9319, 27957, 46595, 139785, 232975, 270251, 698925, 810753, 1351255, 4053765, 6756275, 20268825]

約数ペア:

[(1, 20268825), (3, 6756275), (5, 4053765), (15, 1351255), (25, 810753), (29, 698925), (75, 270251), (87, 232975), (145, 139785), (435, 46595), (725, 27957), (2175, 9319)]