19862016

素因数分解:

$2^9\times 3^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:281

約数の個数: 80

約数和(自身を含む): 53981664

約数和(自身を除く): 34119648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 67, 96, 128, 134, 192, 193, 201, 256, 268, 384, 386, 402, 512, 536, 579, 768, 772, 804, 1072, 1158, 1536, 1544, 1608, 2144, 2316, 3088, 3216, 4288, 4632, 6176, 6432, 8576, 9264, 12352, 12864, 12931, 17152, 18528, 24704, 25728, 25862, 34304, 37056, 38793, 49408, 51456, 51724, 74112, 77586, 98816, 102912, 103448, 148224, 155172, 206896, 296448, 310344, 413792, 620688, 827584, 1241376, 1655168, 2482752, 3310336, 4965504, 6620672, 9931008, 19862016]

約数ペア:

[(1, 19862016), (2, 9931008), (3, 6620672), (4, 4965504), (6, 3310336), (8, 2482752), (12, 1655168), (16, 1241376), (24, 827584), (32, 620688), (48, 413792), (64, 310344), (67, 296448), (96, 206896), (128, 155172), (134, 148224), (192, 103448), (193, 102912), (201, 98816), (256, 77586), (268, 74112), (384, 51724), (386, 51456), (402, 49408), (512, 38793), (536, 37056), (579, 34304), (768, 25862), (772, 25728), (804, 24704), (1072, 18528), (1158, 17152), (1536, 12931), (1544, 12864), (1608, 12352), (2144, 9264), (2316, 8576), (3088, 6432), (3216, 6176), (4288, 4632)]