20687184

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{6841}}^1$

素因数の和:6865

約数の個数: 80

約数和(自身を含む): 67872640

約数和(自身を除く): 47185456

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 84, 108, 112, 126, 144, 168, 189, 216, 252, 336, 378, 432, 504, 756, 1008, 1512, 3024, 6841, 13682, 20523, 27364, 41046, 47887, 54728, 61569, 82092, 95774, 109456, 123138, 143661, 164184, 184707, 191548, 246276, 287322, 328368, 369414, 383096, 430983, 492552, 574644, 738828, 766192, 861966, 985104, 1149288, 1292949, 1477656, 1723932, 2298576, 2585898, 2955312, 3447864, 5171796, 6895728, 10343592, 20687184]

約数ペア:

[(1, 20687184), (2, 10343592), (3, 6895728), (4, 5171796), (6, 3447864), (7, 2955312), (8, 2585898), (9, 2298576), (12, 1723932), (14, 1477656), (16, 1292949), (18, 1149288), (21, 985104), (24, 861966), (27, 766192), (28, 738828), (36, 574644), (42, 492552), (48, 430983), (54, 383096), (56, 369414), (63, 328368), (72, 287322), (84, 246276), (108, 191548), (112, 184707), (126, 164184), (144, 143661), (168, 123138), (189, 109456), (216, 95774), (252, 82092), (336, 61569), (378, 54728), (432, 47887), (504, 41046), (756, 27364), (1008, 20523), (1512, 13682), (3024, 6841)]