18514804

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1279}}^1$

素因数の和:1348

約数の個数: 48

約数和(自身を含む): 41287680

約数和(自身を除く): 22772876

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 47, 77, 94, 154, 188, 308, 329, 517, 658, 1034, 1279, 1316, 2068, 2558, 3619, 5116, 7238, 8953, 14069, 14476, 17906, 28138, 35812, 56276, 60113, 98483, 120226, 196966, 240452, 393932, 420791, 661243, 841582, 1322486, 1683164, 2644972, 4628701, 9257402, 18514804]

約数ペア:

[(1, 18514804), (2, 9257402), (4, 4628701), (7, 2644972), (11, 1683164), (14, 1322486), (22, 841582), (28, 661243), (44, 420791), (47, 393932), (77, 240452), (94, 196966), (154, 120226), (188, 98483), (308, 60113), (329, 56276), (517, 35812), (658, 28138), (1034, 17906), (1279, 14476), (1316, 14069), (2068, 8953), (2558, 7238), (3619, 5116)]