20022145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{683}}^1$

素因数の和:753

約数の個数: 32

約数和(自身を含む): 28957824

約数和(自身を除く): 8935679

約数列:

[1, 5, 11, 13, 41, 55, 65, 143, 205, 451, 533, 683, 715, 2255, 2665, 3415, 5863, 7513, 8879, 28003, 29315, 37565, 44395, 97669, 140015, 308033, 364039, 488345, 1540165, 1820195, 4004429, 20022145]

約数ペア:

[(1, 20022145), (5, 4004429), (11, 1820195), (13, 1540165), (41, 488345), (55, 364039), (65, 308033), (143, 140015), (205, 97669), (451, 44395), (533, 37565), (683, 29315), (715, 28003), (2255, 8879), (2665, 7513), (3415, 5863)]