20408897122

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{11677}}^1\times {\mathrm{6287}}^1$

素因数の和:18105

約数の個数: 16

約数和(自身を含む): 30841130880

約数和(自身を除く): 10432233758

約数列:

[1, 2, 139, 278, 6287, 11677, 12574, 23354, 873893, 1623103, 1747786, 3246206, 73413299, 146826598, 10204448561, 20408897122]

約数ペア:

[(1, 20408897122), (2, 10204448561), (139, 146826598), (278, 73413299), (6287, 3246206), (11677, 1747786), (12574, 1623103), (23354, 873893)]