19857264

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{523}}^1$

素因数の和:654

約数の個数: 80

約数和(自身を含む): 59258112

約数和(自身を除く): 39400848

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 113, 168, 226, 336, 339, 452, 523, 678, 791, 904, 1046, 1356, 1569, 1582, 1808, 2092, 2373, 2712, 3138, 3164, 3661, 4184, 4746, 5424, 6276, 6328, 7322, 8368, 9492, 10983, 12552, 12656, 14644, 18984, 21966, 25104, 29288, 37968, 43932, 58576, 59099, 87864, 118198, 175728, 177297, 236396, 354594, 413693, 472792, 709188, 827386, 945584, 1241079, 1418376, 1654772, 2482158, 2836752, 3309544, 4964316, 6619088, 9928632, 19857264]

約数ペア:

[(1, 19857264), (2, 9928632), (3, 6619088), (4, 4964316), (6, 3309544), (7, 2836752), (8, 2482158), (12, 1654772), (14, 1418376), (16, 1241079), (21, 945584), (24, 827386), (28, 709188), (42, 472792), (48, 413693), (56, 354594), (84, 236396), (112, 177297), (113, 175728), (168, 118198), (226, 87864), (336, 59099), (339, 58576), (452, 43932), (523, 37968), (678, 29288), (791, 25104), (904, 21966), (1046, 18984), (1356, 14644), (1569, 12656), (1582, 12552), (1808, 10983), (2092, 9492), (2373, 8368), (2712, 7322), (3138, 6328), (3164, 6276), (3661, 5424), (4184, 4746)]