20215776

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{449}}^1$

素因数の和:536

約数の個数: 96

約数和(自身を含む): 61689600

約数和(自身を除く): 41473824

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 67, 84, 96, 112, 134, 168, 201, 224, 268, 336, 402, 449, 469, 536, 672, 804, 898, 938, 1072, 1347, 1407, 1608, 1796, 1876, 2144, 2694, 2814, 3143, 3216, 3592, 3752, 5388, 5628, 6286, 6432, 7184, 7504, 9429, 10776, 11256, 12572, 14368, 15008, 18858, 21552, 22512, 25144, 30083, 37716, 43104, 45024, 50288, 60166, 75432, 90249, 100576, 120332, 150864, 180498, 210581, 240664, 301728, 360996, 421162, 481328, 631743, 721992, 842324, 962656, 1263486, 1443984, 1684648, 2526972, 2887968, 3369296, 5053944, 6738592, 10107888, 20215776]

約数ペア:

[(1, 20215776), (2, 10107888), (3, 6738592), (4, 5053944), (6, 3369296), (7, 2887968), (8, 2526972), (12, 1684648), (14, 1443984), (16, 1263486), (21, 962656), (24, 842324), (28, 721992), (32, 631743), (42, 481328), (48, 421162), (56, 360996), (67, 301728), (84, 240664), (96, 210581), (112, 180498), (134, 150864), (168, 120332), (201, 100576), (224, 90249), (268, 75432), (336, 60166), (402, 50288), (449, 45024), (469, 43104), (536, 37716), (672, 30083), (804, 25144), (898, 22512), (938, 21552), (1072, 18858), (1347, 15008), (1407, 14368), (1608, 12572), (1796, 11256), (1876, 10776), (2144, 9429), (2694, 7504), (2814, 7184), (3143, 6432), (3216, 6286), (3592, 5628), (3752, 5388)]