918804940

素因数分解:

$2^2\times 5^1\times {\mathrm{45940247}}^1$

素因数の和:45940256

約数の個数: 12

約数和(自身を含む): 1929490416

約数和(自身を除く): 1010685476

約数列:

[1, 2, 4, 5, 10, 20, 45940247, 91880494, 183760988, 229701235, 459402470, 918804940]

約数ペア:

[(1, 918804940), (2, 459402470), (4, 229701235), (5, 183760988), (10, 91880494), (20, 45940247)]