20151864

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{283}}^1$

素因数の和:361

約数の個数: 96

約数和(自身を含む): 58481280

約数和(自身を除く): 38329416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 43, 46, 69, 72, 86, 92, 129, 138, 172, 184, 207, 258, 276, 283, 344, 387, 414, 516, 552, 566, 774, 828, 849, 989, 1032, 1132, 1548, 1656, 1698, 1978, 2264, 2547, 2967, 3096, 3396, 3956, 5094, 5934, 6509, 6792, 7912, 8901, 10188, 11868, 12169, 13018, 17802, 19527, 20376, 23736, 24338, 26036, 35604, 36507, 39054, 48676, 52072, 58581, 71208, 73014, 78108, 97352, 109521, 117162, 146028, 156216, 219042, 234324, 279887, 292056, 438084, 468648, 559774, 839661, 876168, 1119548, 1679322, 2239096, 2518983, 3358644, 5037966, 6717288, 10075932, 20151864]

約数ペア:

[(1, 20151864), (2, 10075932), (3, 6717288), (4, 5037966), (6, 3358644), (8, 2518983), (9, 2239096), (12, 1679322), (18, 1119548), (23, 876168), (24, 839661), (36, 559774), (43, 468648), (46, 438084), (69, 292056), (72, 279887), (86, 234324), (92, 219042), (129, 156216), (138, 146028), (172, 117162), (184, 109521), (207, 97352), (258, 78108), (276, 73014), (283, 71208), (344, 58581), (387, 52072), (414, 48676), (516, 39054), (552, 36507), (566, 35604), (774, 26036), (828, 24338), (849, 23736), (989, 20376), (1032, 19527), (1132, 17802), (1548, 13018), (1656, 12169), (1698, 11868), (1978, 10188), (2264, 8901), (2547, 7912), (2967, 6792), (3096, 6509), (3396, 5934), (3956, 5094)]