15991896

素因数分解:

$2^3\times 3^1\times {\mathrm{666329}}^1$

素因数の和:666338

約数の個数: 16

約数和(自身を含む): 39979800

約数和(自身を除く): 23987904

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 666329, 1332658, 1998987, 2665316, 3997974, 5330632, 7995948, 15991896]

約数ペア:

[(1, 15991896), (2, 7995948), (3, 5330632), (4, 3997974), (6, 2665316), (8, 1998987), (12, 1332658), (24, 666329)]