20071916

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{2039}}^1$

素因数の和:2173

約数の個数: 24

約数和(自身を含む): 37013760

約数和(自身を除く): 16941844

約数列:

[1, 2, 4, 23, 46, 92, 107, 214, 428, 2039, 2461, 4078, 4922, 8156, 9844, 46897, 93794, 187588, 218173, 436346, 872692, 5017979, 10035958, 20071916]

約数ペア:

[(1, 20071916), (2, 10035958), (4, 5017979), (23, 872692), (46, 436346), (92, 218173), (107, 187588), (214, 93794), (428, 46897), (2039, 9844), (2461, 8156), (4078, 4922)]