201399145

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{19813}}^1$

素因数の和:19944

約数の個数: 16

約数和(自身を含む): 256789440

約数和(自身を除く): 55390295

約数列:

[1, 5, 19, 95, 107, 535, 2033, 10165, 19813, 99065, 376447, 1882235, 2119991, 10599955, 40279829, 201399145]

約数ペア:

[(1, 201399145), (5, 40279829), (19, 10599955), (95, 2119991), (107, 1882235), (535, 376447), (2033, 99065), (10165, 19813)]