18158328

素因数分解:

$2^3\times 3^2\times {\mathrm{107}}^1\times {\mathrm{2357}}^1$

素因数の和:2476

約数の個数: 48

約数和(自身を含む): 49659480

約数和(自身を除く): 31501152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 107, 214, 321, 428, 642, 856, 963, 1284, 1926, 2357, 2568, 3852, 4714, 7071, 7704, 9428, 14142, 18856, 21213, 28284, 42426, 56568, 84852, 169704, 252199, 504398, 756597, 1008796, 1513194, 2017592, 2269791, 3026388, 4539582, 6052776, 9079164, 18158328]

約数ペア:

[(1, 18158328), (2, 9079164), (3, 6052776), (4, 4539582), (6, 3026388), (8, 2269791), (9, 2017592), (12, 1513194), (18, 1008796), (24, 756597), (36, 504398), (72, 252199), (107, 169704), (214, 84852), (321, 56568), (428, 42426), (642, 28284), (856, 21213), (963, 18856), (1284, 14142), (1926, 9428), (2357, 7704), (2568, 7071), (3852, 4714)]