17920656

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{3191}}^1$

素因数の和:3221

約数の個数: 80

約数和(自身を含む): 55413120

約数和(自身を除く): 37492464

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 351, 432, 468, 624, 702, 936, 1404, 1872, 2808, 3191, 5616, 6382, 9573, 12764, 19146, 25528, 28719, 38292, 41483, 51056, 57438, 76584, 82966, 86157, 114876, 124449, 153168, 165932, 172314, 229752, 248898, 331864, 344628, 373347, 459504, 497796, 663728, 689256, 746694, 995592, 1120041, 1378512, 1493388, 1991184, 2240082, 2986776, 4480164, 5973552, 8960328, 17920656]

約数ペア:

[(1, 17920656), (2, 8960328), (3, 5973552), (4, 4480164), (6, 2986776), (8, 2240082), (9, 1991184), (12, 1493388), (13, 1378512), (16, 1120041), (18, 995592), (24, 746694), (26, 689256), (27, 663728), (36, 497796), (39, 459504), (48, 373347), (52, 344628), (54, 331864), (72, 248898), (78, 229752), (104, 172314), (108, 165932), (117, 153168), (144, 124449), (156, 114876), (208, 86157), (216, 82966), (234, 76584), (312, 57438), (351, 51056), (432, 41483), (468, 38292), (624, 28719), (702, 25528), (936, 19146), (1404, 12764), (1872, 9573), (2808, 6382), (3191, 5616)]