19935388

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{19699}}^1$

素因数の和:19737

約数の個数: 24

約数和(自身を含む): 39715200

約数和(自身を除く): 19779812

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 19699, 39398, 78796, 216689, 433378, 453077, 866756, 906154, 1812308, 4983847, 9967694, 19935388]

約数ペア:

[(1, 19935388), (2, 9967694), (4, 4983847), (11, 1812308), (22, 906154), (23, 866756), (44, 453077), (46, 433378), (92, 216689), (253, 78796), (506, 39398), (1012, 19699)]