19625733

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{3067}}^1$

素因数の和:3158

約数の個数: 20

約数和(自身を含む): 29698240

約数和(自身を除く): 10072507

約数列:

[1, 3, 9, 27, 79, 81, 237, 711, 2133, 3067, 6399, 9201, 27603, 82809, 242293, 248427, 726879, 2180637, 6541911, 19625733]

約数ペア:

[(1, 19625733), (3, 6541911), (9, 2180637), (27, 726879), (79, 248427), (81, 242293), (237, 82809), (711, 27603), (2133, 9201), (3067, 6399)]