19759806

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{4339}}^1$

素因数の和:4381

約数の個数: 48

約数和(自身を含む): 48746880

約数和(自身を除く): 28987074

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 33, 46, 66, 69, 99, 138, 198, 207, 253, 414, 506, 759, 1518, 2277, 4339, 4554, 8678, 13017, 26034, 39051, 47729, 78102, 95458, 99797, 143187, 199594, 286374, 299391, 429561, 598782, 859122, 898173, 1097767, 1796346, 2195534, 3293301, 6586602, 9879903, 19759806]

約数ペア:

[(1, 19759806), (2, 9879903), (3, 6586602), (6, 3293301), (9, 2195534), (11, 1796346), (18, 1097767), (22, 898173), (23, 859122), (33, 598782), (46, 429561), (66, 299391), (69, 286374), (99, 199594), (138, 143187), (198, 99797), (207, 95458), (253, 78102), (414, 47729), (506, 39051), (759, 26034), (1518, 13017), (2277, 8678), (4339, 4554)]