20349392

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5861}}^1$

素因数の和:5907

約数の個数: 40

約数和(自身を含む): 46520832

約数和(自身を除く): 26171440

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 5861, 11722, 23444, 41027, 46888, 82054, 93776, 164108, 181691, 328216, 363382, 656432, 726764, 1271837, 1453528, 2543674, 2907056, 5087348, 10174696, 20349392]

約数ペア:

[(1, 20349392), (2, 10174696), (4, 5087348), (7, 2907056), (8, 2543674), (14, 1453528), (16, 1271837), (28, 726764), (31, 656432), (56, 363382), (62, 328216), (112, 181691), (124, 164108), (217, 93776), (248, 82054), (434, 46888), (496, 41027), (868, 23444), (1736, 11722), (3472, 5861)]