19490568

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:147

約数の個数: 128

約数和(自身を含む): 56401920

約数和(自身を除く): 36911352

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 23, 24, 31, 34, 46, 51, 62, 67, 68, 69, 92, 93, 102, 124, 134, 136, 138, 184, 186, 201, 204, 248, 268, 276, 372, 391, 402, 408, 527, 536, 552, 713, 744, 782, 804, 1054, 1139, 1173, 1426, 1541, 1564, 1581, 1608, 2077, 2108, 2139, 2278, 2346, 2852, 3082, 3128, 3162, 3417, 4154, 4216, 4278, 4556, 4623, 4692, 5704, 6164, 6231, 6324, 6834, 8308, 8556, 9112, 9246, 9384, 12121, 12328, 12462, 12648, 13668, 16616, 17112, 18492, 24242, 24924, 26197, 27336, 35309, 36363, 36984, 47771, 48484, 49848, 52394, 70618, 72726, 78591, 95542, 96968, 104788, 105927, 141236, 143313, 145452, 157182, 191084, 209576, 211854, 282472, 286626, 290904, 314364, 382168, 423708, 573252, 628728, 812107, 847416, 1146504, 1624214, 2436321, 3248428, 4872642, 6496856, 9745284, 19490568]

約数ペア:

[(1, 19490568), (2, 9745284), (3, 6496856), (4, 4872642), (6, 3248428), (8, 2436321), (12, 1624214), (17, 1146504), (23, 847416), (24, 812107), (31, 628728), (34, 573252), (46, 423708), (51, 382168), (62, 314364), (67, 290904), (68, 286626), (69, 282472), (92, 211854), (93, 209576), (102, 191084), (124, 157182), (134, 145452), (136, 143313), (138, 141236), (184, 105927), (186, 104788), (201, 96968), (204, 95542), (248, 78591), (268, 72726), (276, 70618), (372, 52394), (391, 49848), (402, 48484), (408, 47771), (527, 36984), (536, 36363), (552, 35309), (713, 27336), (744, 26197), (782, 24924), (804, 24242), (1054, 18492), (1139, 17112), (1173, 16616), (1426, 13668), (1541, 12648), (1564, 12462), (1581, 12328), (1608, 12121), (2077, 9384), (2108, 9246), (2139, 9112), (2278, 8556), (2346, 8308), (2852, 6834), (3082, 6324), (3128, 6231), (3162, 6164), (3417, 5704), (4154, 4692), (4216, 4623), (4278, 4556)]