20943950

素因数分解:

$2^1\times 5^2\times {\mathrm{373}}^1\times {\mathrm{1123}}^1$

素因数の和:1508

約数の個数: 24

約数和(自身を含む): 39094968

約数和(自身を除く): 18151018

約数列:

[1, 2, 5, 10, 25, 50, 373, 746, 1123, 1865, 2246, 3730, 5615, 9325, 11230, 18650, 28075, 56150, 418879, 837758, 2094395, 4188790, 10471975, 20943950]

約数ペア:

[(1, 20943950), (2, 10471975), (5, 4188790), (10, 2094395), (25, 837758), (50, 418879), (373, 56150), (746, 28075), (1123, 18650), (1865, 11230), (2246, 9325), (3730, 5615)]