19389448

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{186437}}^1$

素因数の和:186456

約数の個数: 16

約数和(自身を含む): 39151980

約数和(自身を除く): 19762532

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 186437, 372874, 745748, 1491496, 2423681, 4847362, 9694724, 19389448]

約数ペア:

[(1, 19389448), (2, 9694724), (4, 4847362), (8, 2423681), (13, 1491496), (26, 745748), (52, 372874), (104, 186437)]