16987064

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:204

約数の個数: 64

約数和(自身を含む): 36115200

約数和(自身を除く): 19128136

約数列:

[1, 2, 4, 8, 19, 23, 38, 43, 46, 76, 86, 92, 113, 152, 172, 184, 226, 344, 437, 452, 817, 874, 904, 989, 1634, 1748, 1978, 2147, 2599, 3268, 3496, 3956, 4294, 4859, 5198, 6536, 7912, 8588, 9718, 10396, 17176, 18791, 19436, 20792, 37582, 38872, 49381, 75164, 92321, 98762, 111757, 150328, 184642, 197524, 223514, 369284, 395048, 447028, 738568, 894056, 2123383, 4246766, 8493532, 16987064]

約数ペア:

[(1, 16987064), (2, 8493532), (4, 4246766), (8, 2123383), (19, 894056), (23, 738568), (38, 447028), (43, 395048), (46, 369284), (76, 223514), (86, 197524), (92, 184642), (113, 150328), (152, 111757), (172, 98762), (184, 92321), (226, 75164), (344, 49381), (437, 38872), (452, 37582), (817, 20792), (874, 19436), (904, 18791), (989, 17176), (1634, 10396), (1748, 9718), (1978, 8588), (2147, 7912), (2599, 6536), (3268, 5198), (3496, 4859), (3956, 4294)]