18534816

素因数分解:

$2^5\times 3^2\times {\mathrm{139}}^1\times {\mathrm{463}}^1$

素因数の和:618

約数の個数: 72

約数和(自身を含む): 53202240

約数和(自身を除く): 34667424

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 139, 144, 278, 288, 417, 463, 556, 834, 926, 1112, 1251, 1389, 1668, 1852, 2224, 2502, 2778, 3336, 3704, 4167, 4448, 5004, 5556, 6672, 7408, 8334, 10008, 11112, 13344, 14816, 16668, 20016, 22224, 33336, 40032, 44448, 64357, 66672, 128714, 133344, 193071, 257428, 386142, 514856, 579213, 772284, 1029712, 1158426, 1544568, 2059424, 2316852, 3089136, 4633704, 6178272, 9267408, 18534816]

約数ペア:

[(1, 18534816), (2, 9267408), (3, 6178272), (4, 4633704), (6, 3089136), (8, 2316852), (9, 2059424), (12, 1544568), (16, 1158426), (18, 1029712), (24, 772284), (32, 579213), (36, 514856), (48, 386142), (72, 257428), (96, 193071), (139, 133344), (144, 128714), (278, 66672), (288, 64357), (417, 44448), (463, 40032), (556, 33336), (834, 22224), (926, 20016), (1112, 16668), (1251, 14816), (1389, 13344), (1668, 11112), (1852, 10008), (2224, 8334), (2502, 7408), (2778, 6672), (3336, 5556), (3704, 5004), (4167, 4448)]