18540576

素因数分解:

$2^5\times 3^4\times {\mathrm{23}}^1\times {\mathrm{311}}^1$

素因数の和:356

約数の個数: 120

約数和(自身を含む): 57081024

約数和(自身を除く): 38540448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 46, 48, 54, 69, 72, 81, 92, 96, 108, 138, 144, 162, 184, 207, 216, 276, 288, 311, 324, 368, 414, 432, 552, 621, 622, 648, 736, 828, 864, 933, 1104, 1242, 1244, 1296, 1656, 1863, 1866, 2208, 2484, 2488, 2592, 2799, 3312, 3726, 3732, 4968, 4976, 5598, 6624, 7153, 7452, 7464, 8397, 9936, 9952, 11196, 14306, 14904, 14928, 16794, 19872, 21459, 22392, 25191, 28612, 29808, 29856, 33588, 42918, 44784, 50382, 57224, 59616, 64377, 67176, 85836, 89568, 100764, 114448, 128754, 134352, 171672, 193131, 201528, 228896, 257508, 268704, 343344, 386262, 403056, 515016, 579393, 686688, 772524, 806112, 1030032, 1158786, 1545048, 2060064, 2317572, 3090096, 4635144, 6180192, 9270288, 18540576]

約数ペア:

[(1, 18540576), (2, 9270288), (3, 6180192), (4, 4635144), (6, 3090096), (8, 2317572), (9, 2060064), (12, 1545048), (16, 1158786), (18, 1030032), (23, 806112), (24, 772524), (27, 686688), (32, 579393), (36, 515016), (46, 403056), (48, 386262), (54, 343344), (69, 268704), (72, 257508), (81, 228896), (92, 201528), (96, 193131), (108, 171672), (138, 134352), (144, 128754), (162, 114448), (184, 100764), (207, 89568), (216, 85836), (276, 67176), (288, 64377), (311, 59616), (324, 57224), (368, 50382), (414, 44784), (432, 42918), (552, 33588), (621, 29856), (622, 29808), (648, 28612), (736, 25191), (828, 22392), (864, 21459), (933, 19872), (1104, 16794), (1242, 14928), (1244, 14904), (1296, 14306), (1656, 11196), (1863, 9952), (1866, 9936), (2208, 8397), (2484, 7464), (2488, 7452), (2592, 7153), (2799, 6624), (3312, 5598), (3726, 4976), (3732, 4968)]