20038612

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{19801}}^1$

素因数の和:19839

約数の個数: 24

約数和(自身を含む): 39920832

約数和(自身を除く): 19882220

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 19801, 39602, 79204, 217811, 435622, 455423, 871244, 910846, 1821692, 5009653, 10019306, 20038612]

約数ペア:

[(1, 20038612), (2, 10019306), (4, 5009653), (11, 1821692), (22, 910846), (23, 871244), (44, 455423), (46, 435622), (92, 217811), (253, 79204), (506, 39602), (1012, 19801)]