18681336

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1$

素因数の和:453

約数の個数: 96

約数和(自身を含む): 54756000

約数和(自身を除く): 36074664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 29, 36, 46, 58, 69, 72, 87, 92, 116, 138, 174, 184, 207, 232, 261, 276, 348, 389, 414, 522, 552, 667, 696, 778, 828, 1044, 1167, 1334, 1556, 1656, 2001, 2088, 2334, 2668, 3112, 3501, 4002, 4668, 5336, 6003, 7002, 8004, 8947, 9336, 11281, 12006, 14004, 16008, 17894, 22562, 24012, 26841, 28008, 33843, 35788, 45124, 48024, 53682, 67686, 71576, 80523, 90248, 101529, 107364, 135372, 161046, 203058, 214728, 259463, 270744, 322092, 406116, 518926, 644184, 778389, 812232, 1037852, 1556778, 2075704, 2335167, 3113556, 4670334, 6227112, 9340668, 18681336]

約数ペア:

[(1, 18681336), (2, 9340668), (3, 6227112), (4, 4670334), (6, 3113556), (8, 2335167), (9, 2075704), (12, 1556778), (18, 1037852), (23, 812232), (24, 778389), (29, 644184), (36, 518926), (46, 406116), (58, 322092), (69, 270744), (72, 259463), (87, 214728), (92, 203058), (116, 161046), (138, 135372), (174, 107364), (184, 101529), (207, 90248), (232, 80523), (261, 71576), (276, 67686), (348, 53682), (389, 48024), (414, 45124), (522, 35788), (552, 33843), (667, 28008), (696, 26841), (778, 24012), (828, 22562), (1044, 17894), (1167, 16008), (1334, 14004), (1556, 12006), (1656, 11281), (2001, 9336), (2088, 8947), (2334, 8004), (2668, 7002), (3112, 6003), (3501, 5336), (4002, 4668)]