17996994

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1499}}^1$

素因数の和:1559

約数の個数: 48

約数和(自身を含む): 42120000

約数和(自身を除く): 24123006

約数列:

[1, 2, 3, 6, 9, 18, 23, 29, 46, 58, 69, 87, 138, 174, 207, 261, 414, 522, 667, 1334, 1499, 2001, 2998, 4002, 4497, 6003, 8994, 12006, 13491, 26982, 34477, 43471, 68954, 86942, 103431, 130413, 206862, 260826, 310293, 391239, 620586, 782478, 999833, 1999666, 2999499, 5998998, 8998497, 17996994]

約数ペア:

[(1, 17996994), (2, 8998497), (3, 5998998), (6, 2999499), (9, 1999666), (18, 999833), (23, 782478), (29, 620586), (46, 391239), (58, 310293), (69, 260826), (87, 206862), (138, 130413), (174, 103431), (207, 86942), (261, 68954), (414, 43471), (522, 34477), (667, 26982), (1334, 13491), (1499, 12006), (2001, 8994), (2998, 6003), (4002, 4497)]