20473452

素因数分解:

$2^2\times 3^3\times {\mathrm{163}}^1\times {\mathrm{1163}}^1$

素因数の和:1339

約数の個数: 48

約数和(自身を含む): 53450880

約数和(自身を除く): 32977428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 163, 326, 489, 652, 978, 1163, 1467, 1956, 2326, 2934, 3489, 4401, 4652, 5868, 6978, 8802, 10467, 13956, 17604, 20934, 31401, 41868, 62802, 125604, 189569, 379138, 568707, 758276, 1137414, 1706121, 2274828, 3412242, 5118363, 6824484, 10236726, 20473452]

約数ペア:

[(1, 20473452), (2, 10236726), (3, 6824484), (4, 5118363), (6, 3412242), (9, 2274828), (12, 1706121), (18, 1137414), (27, 758276), (36, 568707), (54, 379138), (108, 189569), (163, 125604), (326, 62802), (489, 41868), (652, 31401), (978, 20934), (1163, 17604), (1467, 13956), (1956, 10467), (2326, 8802), (2934, 6978), (3489, 5868), (4401, 4652)]