18820508

素因数分解:

$2^2\times 7^2\times {\mathrm{131}}^1\times {\mathrm{733}}^1$

素因数の和:882

約数の個数: 36

約数和(自身を含む): 38658312

約数和(自身を除く): 19837804

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 131, 196, 262, 524, 733, 917, 1466, 1834, 2932, 3668, 5131, 6419, 10262, 12838, 20524, 25676, 35917, 71834, 96023, 143668, 192046, 384092, 672161, 1344322, 2688644, 4705127, 9410254, 18820508]

約数ペア:

[(1, 18820508), (2, 9410254), (4, 4705127), (7, 2688644), (14, 1344322), (28, 672161), (49, 384092), (98, 192046), (131, 143668), (196, 96023), (262, 71834), (524, 35917), (733, 25676), (917, 20524), (1466, 12838), (1834, 10262), (2932, 6419), (3668, 5131)]