20773906

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{7129}}^1$

素因数の和:7209

約数の個数: 16

約数和(自身を含む): 32855040

約数和(自身を除く): 12081134

約数列:

[1, 2, 31, 47, 62, 94, 1457, 2914, 7129, 14258, 220999, 335063, 441998, 670126, 10386953, 20773906]

約数ペア:

[(1, 20773906), (2, 10386953), (31, 670126), (47, 441998), (62, 335063), (94, 220999), (1457, 14258), (2914, 7129)]