20849194

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{67}}^1\times {\mathrm{431}}^1$

素因数の和:538

約数の個数: 24

約数和(自身を含む): 33576768

約数和(自身を除く): 12727574

約数列:

[1, 2, 19, 38, 67, 134, 361, 431, 722, 862, 1273, 2546, 8189, 16378, 24187, 28877, 48374, 57754, 155591, 311182, 548663, 1097326, 10424597, 20849194]

約数ペア:

[(1, 20849194), (2, 10424597), (19, 1097326), (38, 548663), (67, 311182), (134, 155591), (361, 57754), (431, 48374), (722, 28877), (862, 24187), (1273, 16378), (2546, 8189)]