18901324

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{3529}}^1$

素因数の和:3649

約数の個数: 24

約数和(自身を含む): 35977760

約数和(自身を除く): 17076436

約数列:

[1, 2, 4, 13, 26, 52, 103, 206, 412, 1339, 2678, 3529, 5356, 7058, 14116, 45877, 91754, 183508, 363487, 726974, 1453948, 4725331, 9450662, 18901324]

約数ペア:

[(1, 18901324), (2, 9450662), (4, 4725331), (13, 1453948), (26, 726974), (52, 363487), (103, 183508), (206, 91754), (412, 45877), (1339, 14116), (2678, 7058), (3529, 5356)]