81640330234

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{18169}}^1\times {\mathrm{118247}}^1$

素因数の和:136437

約数の個数: 16

約数和(自身を含む): 128913969600

約数和(自身を除く): 47273639366

約数列:

[1, 2, 19, 38, 18169, 36338, 118247, 236494, 345211, 690422, 2246693, 4493386, 2148429743, 4296859486, 40820165117, 81640330234]

約数ペア:

[(1, 81640330234), (2, 40820165117), (19, 4296859486), (38, 2148429743), (18169, 4493386), (36338, 2246693), (118247, 690422), (236494, 345211)]