18289278

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6311}}^1$

素因数の和:6349

約数の個数: 48

約数和(自身を含む): 47264256

約数和(自身を除く): 28974978

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 69, 126, 138, 161, 207, 322, 414, 483, 966, 1449, 2898, 6311, 12622, 18933, 37866, 44177, 56799, 88354, 113598, 132531, 145153, 265062, 290306, 397593, 435459, 795186, 870918, 1016071, 1306377, 2032142, 2612754, 3048213, 6096426, 9144639, 18289278]

約数ペア:

[(1, 18289278), (2, 9144639), (3, 6096426), (6, 3048213), (7, 2612754), (9, 2032142), (14, 1306377), (18, 1016071), (21, 870918), (23, 795186), (42, 435459), (46, 397593), (63, 290306), (69, 265062), (126, 145153), (138, 132531), (161, 113598), (207, 88354), (322, 56799), (414, 44177), (483, 37866), (966, 18933), (1449, 12622), (2898, 6311)]