18631780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{49031}}^1$

素因数の和:49059

約数の個数: 24

約数和(自身を含む): 41186880

約数和(自身を除く): 22555100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 49031, 98062, 196124, 245155, 490310, 931589, 980620, 1863178, 3726356, 4657945, 9315890, 18631780]

約数ペア:

[(1, 18631780), (2, 9315890), (4, 4657945), (5, 3726356), (10, 1863178), (19, 980620), (20, 931589), (38, 490310), (76, 245155), (95, 196124), (190, 98062), (380, 49031)]