20509662

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^2\times {\mathrm{3557}}^1$

素因数の和:3624

約数の個数: 24

約数和(自身を含む): 42397128

約数和(自身を除く): 21887466

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 961, 1922, 2883, 3557, 5766, 7114, 10671, 21342, 110267, 220534, 330801, 661602, 3418277, 6836554, 10254831, 20509662]

約数ペア:

[(1, 20509662), (2, 10254831), (3, 6836554), (6, 3418277), (31, 661602), (62, 330801), (93, 220534), (186, 110267), (961, 21342), (1922, 10671), (2883, 7114), (3557, 5766)]