20923089

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{2357}}^1$

素因数の和:2640

約数の個数: 16

約数和(自身を含む): 30559680

約数和(自身を除く): 9636591

約数列:

[1, 3, 11, 33, 269, 807, 2357, 2959, 7071, 8877, 25927, 77781, 634033, 1902099, 6974363, 20923089]

約数ペア:

[(1, 20923089), (3, 6974363), (11, 1902099), (33, 634033), (269, 77781), (807, 25927), (2357, 8877), (2959, 7071)]