20794064

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{16451}}^1$

素因数の和:16538

約数の個数: 20

約数和(自身を含む): 40800960

約数和(自身を除く): 20006896

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 16451, 32902, 65804, 131608, 263216, 1299629, 2599258, 5198516, 10397032, 20794064]

約数ペア:

[(1, 20794064), (2, 10397032), (4, 5198516), (8, 2599258), (16, 1299629), (79, 263216), (158, 131608), (316, 65804), (632, 32902), (1264, 16451)]