19901592

素因数分解:

$2^3\times 3^3\times {\mathrm{199}}^1\times {\mathrm{463}}^1$

素因数の和:677

約数の個数: 64

約数和(自身を含む): 55680000

約数和(自身を除く): 35778408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 199, 216, 398, 463, 597, 796, 926, 1194, 1389, 1592, 1791, 1852, 2388, 2778, 3582, 3704, 4167, 4776, 5373, 5556, 7164, 8334, 10746, 11112, 12501, 14328, 16668, 21492, 25002, 33336, 42984, 50004, 92137, 100008, 184274, 276411, 368548, 552822, 737096, 829233, 1105644, 1658466, 2211288, 2487699, 3316932, 4975398, 6633864, 9950796, 19901592]

約数ペア:

[(1, 19901592), (2, 9950796), (3, 6633864), (4, 4975398), (6, 3316932), (8, 2487699), (9, 2211288), (12, 1658466), (18, 1105644), (24, 829233), (27, 737096), (36, 552822), (54, 368548), (72, 276411), (108, 184274), (199, 100008), (216, 92137), (398, 50004), (463, 42984), (597, 33336), (796, 25002), (926, 21492), (1194, 16668), (1389, 14328), (1592, 12501), (1791, 11112), (1852, 10746), (2388, 8334), (2778, 7164), (3582, 5556), (3704, 5373), (4167, 4776)]