20112648

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{19489}}^1$

素因数の和:19541

約数の個数: 32

約数和(自身を含む): 51453600

約数和(自身を除く): 31340952

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 19489, 38978, 58467, 77956, 116934, 155912, 233868, 467736, 838027, 1676054, 2514081, 3352108, 5028162, 6704216, 10056324, 20112648]

約数ペア:

[(1, 20112648), (2, 10056324), (3, 6704216), (4, 5028162), (6, 3352108), (8, 2514081), (12, 1676054), (24, 838027), (43, 467736), (86, 233868), (129, 155912), (172, 116934), (258, 77956), (344, 58467), (516, 38978), (1032, 19489)]