20280195

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{34667}}^1$

素因数の和:34691

約数の個数: 24

約数和(自身を含む): 37857456

約数和(自身を除く): 17577261

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 34667, 104001, 173335, 312003, 450671, 520005, 1352013, 1560015, 2253355, 4056039, 6760065, 20280195]

約数ペア:

[(1, 20280195), (3, 6760065), (5, 4056039), (9, 2253355), (13, 1560015), (15, 1352013), (39, 520005), (45, 450671), (65, 312003), (117, 173335), (195, 104001), (585, 34667)]