20018134

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{12251}}^1$

素因数の和:12315

約数の個数: 16

約数和(自身を含む): 32345280

約数和(自身を除く): 12327146

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 12251, 24502, 232769, 465538, 526793, 1053586, 10009067, 20018134]

約数ペア:

[(1, 20018134), (2, 10009067), (19, 1053586), (38, 526793), (43, 465538), (86, 232769), (817, 24502), (1634, 12251)]