18577284

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1$

素因数の和:281

約数の個数: 96

約数和(自身を含む): 51287040

約数和(自身を除く): 32709756

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 23, 29, 33, 44, 46, 58, 66, 69, 87, 92, 116, 132, 138, 174, 211, 253, 276, 319, 348, 422, 506, 633, 638, 667, 759, 844, 957, 1012, 1266, 1276, 1334, 1518, 1914, 2001, 2321, 2532, 2668, 3036, 3828, 4002, 4642, 4853, 6119, 6963, 7337, 8004, 9284, 9706, 12238, 13926, 14559, 14674, 18357, 19412, 22011, 24476, 27852, 29118, 29348, 36714, 44022, 53383, 58236, 67309, 73428, 88044, 106766, 134618, 140737, 160149, 201927, 213532, 269236, 281474, 320298, 403854, 422211, 562948, 640596, 807708, 844422, 1548107, 1688844, 3096214, 4644321, 6192428, 9288642, 18577284]

約数ペア:

[(1, 18577284), (2, 9288642), (3, 6192428), (4, 4644321), (6, 3096214), (11, 1688844), (12, 1548107), (22, 844422), (23, 807708), (29, 640596), (33, 562948), (44, 422211), (46, 403854), (58, 320298), (66, 281474), (69, 269236), (87, 213532), (92, 201927), (116, 160149), (132, 140737), (138, 134618), (174, 106766), (211, 88044), (253, 73428), (276, 67309), (319, 58236), (348, 53383), (422, 44022), (506, 36714), (633, 29348), (638, 29118), (667, 27852), (759, 24476), (844, 22011), (957, 19412), (1012, 18357), (1266, 14674), (1276, 14559), (1334, 13926), (1518, 12238), (1914, 9706), (2001, 9284), (2321, 8004), (2532, 7337), (2668, 6963), (3036, 6119), (3828, 4853), (4002, 4642)]