20532939

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{51461}}^1$

素因数の和:51490

約数の個数: 16

約数和(自身を含む): 32935680

約数和(自身を除く): 12402741

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 51461, 154383, 360227, 977759, 1080681, 2933277, 6844313, 20532939]

約数ペア:

[(1, 20532939), (3, 6844313), (7, 2933277), (19, 1080681), (21, 977759), (57, 360227), (133, 154383), (399, 51461)]