20187424538

素因数分解:

$2^1\times {\mathrm{331}}^1\times {\mathrm{2969}}^1\times {\mathrm{10271}}^1$

素因数の和:13573

約数の個数: 16

約数和(自身を含む): 30385808640

約数和(自身を除く): 10198384102

約数列:

[1, 2, 331, 662, 2969, 5938, 10271, 20542, 982739, 1965478, 3399701, 6799402, 30494599, 60989198, 10093712269, 20187424538]

約数ペア:

[(1, 20187424538), (2, 10093712269), (331, 60989198), (662, 30494599), (2969, 6799402), (5938, 3399701), (10271, 1965478), (20542, 982739)]