17961854

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{317}}^1\times {\mathrm{691}}^1$

素因数の和:1051

約数の個数: 16

約数和(自身を含む): 27727056

約数和(自身を除く): 9765202

約数列:

[1, 2, 41, 82, 317, 634, 691, 1382, 12997, 25994, 28331, 56662, 219047, 438094, 8980927, 17961854]

約数ペア:

[(1, 17961854), (2, 8980927), (41, 438094), (82, 219047), (317, 56662), (634, 28331), (691, 25994), (1382, 12997)]