19903974

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{195137}}^1$

素因数の和:195159

約数の個数: 16

約数和(自身を含む): 42149808

約数和(自身を除く): 22245834

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 195137, 390274, 585411, 1170822, 3317329, 6634658, 9951987, 19903974]

約数ペア:

[(1, 19903974), (2, 9951987), (3, 6634658), (6, 3317329), (17, 1170822), (34, 585411), (51, 390274), (102, 195137)]