19258844

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{39791}}^1$

素因数の和:39817

約数の個数: 18

約数和(自身を含む): 37046352

約数和(自身を除く): 17787508

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 39791, 79582, 159164, 437701, 875402, 1750804, 4814711, 9629422, 19258844]

約数ペア:

[(1, 19258844), (2, 9629422), (4, 4814711), (11, 1750804), (22, 875402), (44, 437701), (121, 159164), (242, 79582), (484, 39791)]