18676616

素因数分解:

$2^3\times 7^1\times {\mathrm{359}}^1\times {\mathrm{929}}^1$

素因数の和:1301

約数の個数: 32

約数和(自身を含む): 40176000

約数和(自身を除く): 21499384

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 359, 718, 929, 1436, 1858, 2513, 2872, 3716, 5026, 6503, 7432, 10052, 13006, 20104, 26012, 52024, 333511, 667022, 1334044, 2334577, 2668088, 4669154, 9338308, 18676616]

約数ペア:

[(1, 18676616), (2, 9338308), (4, 4669154), (7, 2668088), (8, 2334577), (14, 1334044), (28, 667022), (56, 333511), (359, 52024), (718, 26012), (929, 20104), (1436, 13006), (1858, 10052), (2513, 7432), (2872, 6503), (3716, 5026)]