20964930

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{99833}}^1$

素因数の和:99850

約数の個数: 32

約数和(自身を含む): 57504384

約数和(自身を除く): 36539454

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 99833, 199666, 299499, 499165, 598998, 698831, 998330, 1397662, 1497495, 2096493, 2994990, 3494155, 4192986, 6988310, 10482465, 20964930]

約数ペア:

[(1, 20964930), (2, 10482465), (3, 6988310), (5, 4192986), (6, 3494155), (7, 2994990), (10, 2096493), (14, 1497495), (15, 1397662), (21, 998330), (30, 698831), (35, 598998), (42, 499165), (70, 299499), (105, 199666), (210, 99833)]