18618656

素因数分解:

$2^5\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1933}}^1$

素因数の和:1993

約数の個数: 48

約数和(自身を含む): 42888384

約数和(自身を除く): 24269728

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 86, 112, 172, 224, 301, 344, 602, 688, 1204, 1376, 1933, 2408, 3866, 4816, 7732, 9632, 13531, 15464, 27062, 30928, 54124, 61856, 83119, 108248, 166238, 216496, 332476, 432992, 581833, 664952, 1163666, 1329904, 2327332, 2659808, 4654664, 9309328, 18618656]

約数ペア:

[(1, 18618656), (2, 9309328), (4, 4654664), (7, 2659808), (8, 2327332), (14, 1329904), (16, 1163666), (28, 664952), (32, 581833), (43, 432992), (56, 332476), (86, 216496), (112, 166238), (172, 108248), (224, 83119), (301, 61856), (344, 54124), (602, 30928), (688, 27062), (1204, 15464), (1376, 13531), (1933, 9632), (2408, 7732), (3866, 4816)]