18723258789

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{1356463}}^1$

素因数の和:1356616

約数の個数: 16

約数和(自身を含む): 25783667712

約数和(自身を除く): 7060408923

約数列:

[1, 3, 43, 107, 129, 321, 4601, 13803, 1356463, 4069389, 58327909, 145141541, 174983727, 435424623, 6241086263, 18723258789]

約数ペア:

[(1, 18723258789), (3, 6241086263), (43, 435424623), (107, 174983727), (129, 145141541), (321, 58327909), (4601, 4069389), (13803, 1356463)]