18334684

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{43}}^2\times {\mathrm{67}}^1$

素因数の和:194

約数の個数: 36

約数和(自身を含む): 34240584

約数和(自身を除く): 15905900

約数列:

[1, 2, 4, 37, 43, 67, 74, 86, 134, 148, 172, 268, 1591, 1849, 2479, 2881, 3182, 3698, 4958, 5762, 6364, 7396, 9916, 11524, 68413, 106597, 123883, 136826, 213194, 247766, 273652, 426388, 495532, 4583671, 9167342, 18334684]

約数ペア:

[(1, 18334684), (2, 9167342), (4, 4583671), (37, 495532), (43, 426388), (67, 273652), (74, 247766), (86, 213194), (134, 136826), (148, 123883), (172, 106597), (268, 68413), (1591, 11524), (1849, 9916), (2479, 7396), (2881, 6364), (3182, 5762), (3698, 4958)]