20221186

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^2\times {\mathrm{199}}^1$

素因数の和:318

約数の個数: 24

約数和(自身を含む): 32500800

約数和(自身を除く): 12279614

約数列:

[1, 2, 23, 46, 47, 94, 199, 398, 1081, 2162, 2209, 4418, 4577, 9154, 9353, 18706, 50807, 101614, 215119, 430238, 439591, 879182, 10110593, 20221186]

約数ペア:

[(1, 20221186), (2, 10110593), (23, 879182), (46, 439591), (47, 430238), (94, 215119), (199, 101614), (398, 50807), (1081, 18706), (2162, 9353), (2209, 9154), (4418, 4577)]