18855072

素因数分解:

$2^5\times 3^3\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:315

約数の個数: 96

約数和(自身を含む): 55742400

約数和(自身を除く): 36887328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 139, 144, 157, 216, 278, 288, 314, 417, 432, 471, 556, 628, 834, 864, 942, 1112, 1251, 1256, 1413, 1668, 1884, 2224, 2502, 2512, 2826, 3336, 3753, 3768, 4239, 4448, 5004, 5024, 5652, 6672, 7506, 7536, 8478, 10008, 11304, 13344, 15012, 15072, 16956, 20016, 21823, 22608, 30024, 33912, 40032, 43646, 45216, 60048, 65469, 67824, 87292, 120096, 130938, 135648, 174584, 196407, 261876, 349168, 392814, 523752, 589221, 698336, 785628, 1047504, 1178442, 1571256, 2095008, 2356884, 3142512, 4713768, 6285024, 9427536, 18855072]

約数ペア:

[(1, 18855072), (2, 9427536), (3, 6285024), (4, 4713768), (6, 3142512), (8, 2356884), (9, 2095008), (12, 1571256), (16, 1178442), (18, 1047504), (24, 785628), (27, 698336), (32, 589221), (36, 523752), (48, 392814), (54, 349168), (72, 261876), (96, 196407), (108, 174584), (139, 135648), (144, 130938), (157, 120096), (216, 87292), (278, 67824), (288, 65469), (314, 60048), (417, 45216), (432, 43646), (471, 40032), (556, 33912), (628, 30024), (834, 22608), (864, 21823), (942, 20016), (1112, 16956), (1251, 15072), (1256, 15012), (1413, 13344), (1668, 11304), (1884, 10008), (2224, 8478), (2502, 7536), (2512, 7506), (2826, 6672), (3336, 5652), (3753, 5024), (3768, 5004), (4239, 4448)]