2019990035

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{45337}}^1$

素因数の和:45435

約数の個数: 32

約数和(自身を含む): 2959664640

約数和(自身を除く): 939674605

約数列:

[1, 5, 7, 19, 35, 67, 95, 133, 335, 469, 665, 1273, 2345, 6365, 8911, 44555, 45337, 226685, 317359, 861403, 1586795, 3037579, 4307015, 6029821, 15187895, 21263053, 30149105, 57714001, 106315265, 288570005, 403998007, 2019990035]

約数ペア:

[(1, 2019990035), (5, 403998007), (7, 288570005), (19, 106315265), (35, 57714001), (67, 30149105), (95, 21263053), (133, 15187895), (335, 6029821), (469, 4307015), (665, 3037579), (1273, 1586795), (2345, 861403), (6365, 317359), (8911, 226685), (44555, 45337)]