20800372

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{2113}}^1$

素因数の和:2247

約数の個数: 24

約数和(自身を含む): 38356416

約数和(自身を除く): 17556044

約数列:

[1, 2, 4, 23, 46, 92, 107, 214, 428, 2113, 2461, 4226, 4922, 8452, 9844, 48599, 97198, 194396, 226091, 452182, 904364, 5200093, 10400186, 20800372]

約数ペア:

[(1, 20800372), (2, 10400186), (4, 5200093), (23, 904364), (46, 452182), (92, 226091), (107, 194396), (214, 97198), (428, 48599), (2113, 9844), (2461, 8452), (4226, 4922)]