20447637

素因数分解:

$3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{8933}}^1$

素因数の和:9052

約数の個数: 16

約数和(自身を含む): 31447680

約数和(自身を除く): 11000043

約数列:

[1, 3, 7, 21, 109, 327, 763, 2289, 8933, 26799, 62531, 187593, 973697, 2921091, 6815879, 20447637]

約数ペア:

[(1, 20447637), (3, 6815879), (7, 2921091), (21, 973697), (109, 187593), (327, 62531), (763, 26799), (2289, 8933)]