19810712

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{5023}}^1$

素因数の和:5075

約数の個数: 32

約数和(自身を含む): 40694400

約数和(自身を除く): 20883688

約数列:

[1, 2, 4, 8, 17, 29, 34, 58, 68, 116, 136, 232, 493, 986, 1972, 3944, 5023, 10046, 20092, 40184, 85391, 145667, 170782, 291334, 341564, 582668, 683128, 1165336, 2476339, 4952678, 9905356, 19810712]

約数ペア:

[(1, 19810712), (2, 9905356), (4, 4952678), (8, 2476339), (17, 1165336), (29, 683128), (34, 582668), (58, 341564), (68, 291334), (116, 170782), (136, 145667), (232, 85391), (493, 40184), (986, 20092), (1972, 10046), (3944, 5023)]