209215152010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1101132379}}^1$

素因数の和:1101132405

約数の個数: 16

約数和(自身を含む): 396407656800

約数和(自身を除く): 187192504790

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1101132379, 2202264758, 5505661895, 11011323790, 20921515201, 41843030402, 104607576005, 209215152010]

約数ペア:

[(1, 209215152010), (2, 104607576005), (5, 41843030402), (10, 20921515201), (19, 11011323790), (38, 5505661895), (95, 2202264758), (190, 1101132379)]