20693836

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{5231}}^1$

素因数の和:5301

約数の個数: 24

約数和(自身を含む): 38674944

約数和(自身を除く): 17981108

約数列:

[1, 2, 4, 23, 43, 46, 86, 92, 172, 989, 1978, 3956, 5231, 10462, 20924, 120313, 224933, 240626, 449866, 481252, 899732, 5173459, 10346918, 20693836]

約数ペア:

[(1, 20693836), (2, 10346918), (4, 5173459), (23, 899732), (43, 481252), (46, 449866), (86, 240626), (92, 224933), (172, 120313), (989, 20924), (1978, 10462), (3956, 5231)]