20461728

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{30449}}^1$

素因数の和:30469

約数の個数: 48

約数和(自身を含む): 61387200

約数和(自身を除く): 40925472

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 30449, 60898, 91347, 121796, 182694, 213143, 243592, 365388, 426286, 487184, 639429, 730776, 852572, 974368, 1278858, 1461552, 1705144, 2557716, 2923104, 3410288, 5115432, 6820576, 10230864, 20461728]

約数ペア:

[(1, 20461728), (2, 10230864), (3, 6820576), (4, 5115432), (6, 3410288), (7, 2923104), (8, 2557716), (12, 1705144), (14, 1461552), (16, 1278858), (21, 974368), (24, 852572), (28, 730776), (32, 639429), (42, 487184), (48, 426286), (56, 365388), (84, 243592), (96, 213143), (112, 182694), (168, 121796), (224, 91347), (336, 60898), (672, 30449)]