20540292

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{90089}}^1$

素因数の和:90115

約数の個数: 24

約数和(自身を含む): 50450400

約数和(自身を除く): 29910108

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 90089, 180178, 270267, 360356, 540534, 1081068, 1711691, 3423382, 5135073, 6846764, 10270146, 20540292]

約数ペア:

[(1, 20540292), (2, 10270146), (3, 6846764), (4, 5135073), (6, 3423382), (12, 1711691), (19, 1081068), (38, 540534), (57, 360356), (76, 270267), (114, 180178), (228, 90089)]