20816910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{231299}}^1$

素因数の和:231312

約数の個数: 24

約数和(自身を含む): 54124200

約数和(自身を除く): 33307290

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 231299, 462598, 693897, 1156495, 1387794, 2081691, 2312990, 3469485, 4163382, 6938970, 10408455, 20816910]

約数ペア:

[(1, 20816910), (2, 10408455), (3, 6938970), (5, 4163382), (6, 3469485), (9, 2312990), (10, 2081691), (15, 1387794), (18, 1156495), (30, 693897), (45, 462598), (90, 231299)]