20153690

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{263}}^1$

素因数の和:446

約数の個数: 32

約数和(自身を含む): 37255680

約数和(自身を除く): 17101990

約数列:

[1, 2, 5, 10, 79, 97, 158, 194, 263, 395, 485, 526, 790, 970, 1315, 2630, 7663, 15326, 20777, 25511, 38315, 41554, 51022, 76630, 103885, 127555, 207770, 255110, 2015369, 4030738, 10076845, 20153690]

約数ペア:

[(1, 20153690), (2, 10076845), (5, 4030738), (10, 2015369), (79, 255110), (97, 207770), (158, 127555), (194, 103885), (263, 76630), (395, 51022), (485, 41554), (526, 38315), (790, 25511), (970, 20777), (1315, 15326), (2630, 7663)]