19663972

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{283}}^1\times {\mathrm{599}}^1$

素因数の和:915

約数の個数: 24

約数和(自身を含む): 35784000

約数和(自身を除く): 16120028

約数列:

[1, 2, 4, 29, 58, 116, 283, 566, 599, 1132, 1198, 2396, 8207, 16414, 17371, 32828, 34742, 69484, 169517, 339034, 678068, 4915993, 9831986, 19663972]

約数ペア:

[(1, 19663972), (2, 9831986), (4, 4915993), (29, 678068), (58, 339034), (116, 169517), (283, 69484), (566, 34742), (599, 32828), (1132, 17371), (1198, 16414), (2396, 8207)]