19998132

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{941}}^1$

素因数の和:989

約数の個数: 96

約数和(自身を含む): 60770304

約数和(自身を除く): 40772172

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 23, 28, 33, 42, 44, 46, 66, 69, 77, 84, 92, 132, 138, 154, 161, 231, 253, 276, 308, 322, 462, 483, 506, 644, 759, 924, 941, 966, 1012, 1518, 1771, 1882, 1932, 2823, 3036, 3542, 3764, 5313, 5646, 6587, 7084, 10351, 10626, 11292, 13174, 19761, 20702, 21252, 21643, 26348, 31053, 39522, 41404, 43286, 62106, 64929, 72457, 79044, 86572, 124212, 129858, 144914, 151501, 217371, 238073, 259716, 289828, 303002, 434742, 454503, 476146, 606004, 714219, 869484, 909006, 952292, 1428438, 1666511, 1818012, 2856876, 3333022, 4999533, 6666044, 9999066, 19998132]

約数ペア:

[(1, 19998132), (2, 9999066), (3, 6666044), (4, 4999533), (6, 3333022), (7, 2856876), (11, 1818012), (12, 1666511), (14, 1428438), (21, 952292), (22, 909006), (23, 869484), (28, 714219), (33, 606004), (42, 476146), (44, 454503), (46, 434742), (66, 303002), (69, 289828), (77, 259716), (84, 238073), (92, 217371), (132, 151501), (138, 144914), (154, 129858), (161, 124212), (231, 86572), (253, 79044), (276, 72457), (308, 64929), (322, 62106), (462, 43286), (483, 41404), (506, 39522), (644, 31053), (759, 26348), (924, 21643), (941, 21252), (966, 20702), (1012, 19761), (1518, 13174), (1771, 11292), (1882, 10626), (1932, 10351), (2823, 7084), (3036, 6587), (3542, 5646), (3764, 5313)]