18068799

素因数分解:

$3^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{1217}}^1$

素因数の和:1335

約数の個数: 24

約数和(自身を含む): 28325808

約数和(自身を除く): 10257009

約数列:

[1, 3, 7, 21, 49, 101, 147, 303, 707, 1217, 2121, 3651, 4949, 8519, 14847, 25557, 59633, 122917, 178899, 368751, 860419, 2581257, 6022933, 18068799]

約数ペア:

[(1, 18068799), (3, 6022933), (7, 2581257), (21, 860419), (49, 368751), (101, 178899), (147, 122917), (303, 59633), (707, 25557), (1217, 14847), (2121, 8519), (3651, 4949)]