18139744

素因数分解:

$2^5\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1723}}^1$

素因数の和:1787

約数の個数: 48

約数和(自身を含む): 41707008

約数和(自身を除く): 23567264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 56, 94, 112, 188, 224, 329, 376, 658, 752, 1316, 1504, 1723, 2632, 3446, 5264, 6892, 10528, 12061, 13784, 24122, 27568, 48244, 55136, 80981, 96488, 161962, 192976, 323924, 385952, 566867, 647848, 1133734, 1295696, 2267468, 2591392, 4534936, 9069872, 18139744]

約数ペア:

[(1, 18139744), (2, 9069872), (4, 4534936), (7, 2591392), (8, 2267468), (14, 1295696), (16, 1133734), (28, 647848), (32, 566867), (47, 385952), (56, 323924), (94, 192976), (112, 161962), (188, 96488), (224, 80981), (329, 55136), (376, 48244), (658, 27568), (752, 24122), (1316, 13784), (1504, 12061), (1723, 10528), (2632, 6892), (3446, 5264)]