20199084615

素因数分解:

$3^6\times 5^1\times {\mathrm{5541587}}^1$

素因数の和:5541610

約数の個数: 28

約数和(自身を含む): 36341734104

約数和(自身を除く): 16142649489

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 5541587, 16624761, 27707935, 49874283, 83123805, 149622849, 249371415, 448868547, 748114245, 1346605641, 2244342735, 4039816923, 6733028205, 20199084615]

約数ペア:

[(1, 20199084615), (3, 6733028205), (5, 4039816923), (9, 2244342735), (15, 1346605641), (27, 748114245), (45, 448868547), (81, 249371415), (135, 149622849), (243, 83123805), (405, 49874283), (729, 27707935), (1215, 16624761), (3645, 5541587)]