20701224

素因数分解:

$2^3\times 3^3\times {\mathrm{239}}^1\times {\mathrm{401}}^1$

素因数の和:655

約数の個数: 64

約数和(自身を含む): 57888000

約数和(自身を除く): 37186776

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 239, 401, 478, 717, 802, 956, 1203, 1434, 1604, 1912, 2151, 2406, 2868, 3208, 3609, 4302, 4812, 5736, 6453, 7218, 8604, 9624, 10827, 12906, 14436, 17208, 21654, 25812, 28872, 43308, 51624, 86616, 95839, 191678, 287517, 383356, 575034, 766712, 862551, 1150068, 1725102, 2300136, 2587653, 3450204, 5175306, 6900408, 10350612, 20701224]

約数ペア:

[(1, 20701224), (2, 10350612), (3, 6900408), (4, 5175306), (6, 3450204), (8, 2587653), (9, 2300136), (12, 1725102), (18, 1150068), (24, 862551), (27, 766712), (36, 575034), (54, 383356), (72, 287517), (108, 191678), (216, 95839), (239, 86616), (401, 51624), (478, 43308), (717, 28872), (802, 25812), (956, 21654), (1203, 17208), (1434, 14436), (1604, 12906), (1912, 10827), (2151, 9624), (2406, 8604), (2868, 7218), (3208, 6453), (3609, 5736), (4302, 4812)]