20005083

素因数分解:

$3^3\times 7^2\times {\mathrm{15121}}^1$

素因数の和:15144

約数の個数: 24

約数和(自身を含む): 34478160

約数和(自身を除く): 14473077

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 15121, 45363, 105847, 136089, 317541, 408267, 740929, 952623, 2222787, 2857869, 6668361, 20005083]

約数ペア:

[(1, 20005083), (3, 6668361), (7, 2857869), (9, 2222787), (21, 952623), (27, 740929), (49, 408267), (63, 317541), (147, 136089), (189, 105847), (441, 45363), (1323, 15121)]