20519235

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41453}}^1$

素因数の和:41475

約数の個数: 24

約数和(自身を含む): 38800944

約数和(自身を除く): 18281709

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 41453, 124359, 207265, 373077, 455983, 621795, 1367949, 1865385, 2279915, 4103847, 6839745, 20519235]

約数ペア:

[(1, 20519235), (3, 6839745), (5, 4103847), (9, 2279915), (11, 1865385), (15, 1367949), (33, 621795), (45, 455983), (55, 373077), (99, 207265), (165, 124359), (495, 41453)]