20172972

素因数分解:

$2^2\times 3^1\times {\mathrm{1129}}^1\times {\mathrm{1489}}^1$

素因数の和:2625

約数の個数: 24

約数和(自身を含む): 47143600

約数和(自身を除く): 26970628

約数列:

[1, 2, 3, 4, 6, 12, 1129, 1489, 2258, 2978, 3387, 4467, 4516, 5956, 6774, 8934, 13548, 17868, 1681081, 3362162, 5043243, 6724324, 10086486, 20172972]

約数ペア:

[(1, 20172972), (2, 10086486), (3, 6724324), (4, 5043243), (6, 3362162), (12, 1681081), (1129, 17868), (1489, 13548), (2258, 8934), (2978, 6774), (3387, 5956), (4467, 4516)]