18193136

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1861}}^1$

素因数の和:1929

約数の個数: 40

約数和(自身を含む): 38789184

約数和(自身を除く): 20596048

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 104, 188, 208, 376, 611, 752, 1222, 1861, 2444, 3722, 4888, 7444, 9776, 14888, 24193, 29776, 48386, 87467, 96772, 174934, 193544, 349868, 387088, 699736, 1137071, 1399472, 2274142, 4548284, 9096568, 18193136]

約数ペア:

[(1, 18193136), (2, 9096568), (4, 4548284), (8, 2274142), (13, 1399472), (16, 1137071), (26, 699736), (47, 387088), (52, 349868), (94, 193544), (104, 174934), (188, 96772), (208, 87467), (376, 48386), (611, 29776), (752, 24193), (1222, 14888), (1861, 9776), (2444, 7444), (3722, 4888)]