20835252

素因数分解:

$2^2\times 3^3\times {\mathrm{103}}^1\times {\mathrm{1873}}^1$

素因数の和:1989

約数の個数: 48

約数和(自身を含む): 54570880

約数和(自身を除く): 33735628

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 103, 108, 206, 309, 412, 618, 927, 1236, 1854, 1873, 2781, 3708, 3746, 5562, 5619, 7492, 11124, 11238, 16857, 22476, 33714, 50571, 67428, 101142, 192919, 202284, 385838, 578757, 771676, 1157514, 1736271, 2315028, 3472542, 5208813, 6945084, 10417626, 20835252]

約数ペア:

[(1, 20835252), (2, 10417626), (3, 6945084), (4, 5208813), (6, 3472542), (9, 2315028), (12, 1736271), (18, 1157514), (27, 771676), (36, 578757), (54, 385838), (103, 202284), (108, 192919), (206, 101142), (309, 67428), (412, 50571), (618, 33714), (927, 22476), (1236, 16857), (1854, 11238), (1873, 11124), (2781, 7492), (3708, 5619), (3746, 5562)]