19718466

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{172969}}^1$

素因数の和:172993

約数の個数: 16

約数和(自身を含む): 41512800

約数和(自身を除く): 21794334

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 172969, 345938, 518907, 1037814, 3286411, 6572822, 9859233, 19718466]

約数ペア:

[(1, 19718466), (2, 9859233), (3, 6572822), (6, 3286411), (19, 1037814), (38, 518907), (57, 345938), (114, 172969)]