20185965

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{7603}}^1$

素因数の和:7673

約数の個数: 24

約数和(自身を含む): 35586720

約数和(自身を除く): 15400755

約数列:

[1, 3, 5, 9, 15, 45, 59, 177, 295, 531, 885, 2655, 7603, 22809, 38015, 68427, 114045, 342135, 448577, 1345731, 2242885, 4037193, 6728655, 20185965]

約数ペア:

[(1, 20185965), (3, 6728655), (5, 4037193), (9, 2242885), (15, 1345731), (45, 448577), (59, 342135), (177, 114045), (295, 68427), (531, 38015), (885, 22809), (2655, 7603)]