19864728

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1117}}^1$

素因数の和:1161

約数の個数: 96

約数和(自身を含む): 61042800

約数和(自身を除く): 41178072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 19, 24, 26, 36, 38, 39, 52, 57, 72, 76, 78, 104, 114, 117, 152, 156, 171, 228, 234, 247, 312, 342, 456, 468, 494, 684, 741, 936, 988, 1117, 1368, 1482, 1976, 2223, 2234, 2964, 3351, 4446, 4468, 5928, 6702, 8892, 8936, 10053, 13404, 14521, 17784, 20106, 21223, 26808, 29042, 40212, 42446, 43563, 58084, 63669, 80424, 84892, 87126, 116168, 127338, 130689, 169784, 174252, 191007, 254676, 261378, 275899, 348504, 382014, 509352, 522756, 551798, 764028, 827697, 1045512, 1103596, 1528056, 1655394, 2207192, 2483091, 3310788, 4966182, 6621576, 9932364, 19864728]

約数ペア:

[(1, 19864728), (2, 9932364), (3, 6621576), (4, 4966182), (6, 3310788), (8, 2483091), (9, 2207192), (12, 1655394), (13, 1528056), (18, 1103596), (19, 1045512), (24, 827697), (26, 764028), (36, 551798), (38, 522756), (39, 509352), (52, 382014), (57, 348504), (72, 275899), (76, 261378), (78, 254676), (104, 191007), (114, 174252), (117, 169784), (152, 130689), (156, 127338), (171, 116168), (228, 87126), (234, 84892), (247, 80424), (312, 63669), (342, 58084), (456, 43563), (468, 42446), (494, 40212), (684, 29042), (741, 26808), (936, 21223), (988, 20106), (1117, 17784), (1368, 14521), (1482, 13404), (1976, 10053), (2223, 8936), (2234, 8892), (2964, 6702), (3351, 5928), (4446, 4468)]