19681910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1459}}^1$

素因数の和:1556

約数の個数: 32

約数和(自身を含む): 37843200

約数和(自身を除く): 18161290

約数列:

[1, 2, 5, 10, 19, 38, 71, 95, 142, 190, 355, 710, 1349, 1459, 2698, 2918, 6745, 7295, 13490, 14590, 27721, 55442, 103589, 138605, 207178, 277210, 517945, 1035890, 1968191, 3936382, 9840955, 19681910]

約数ペア:

[(1, 19681910), (2, 9840955), (5, 3936382), (10, 1968191), (19, 1035890), (38, 517945), (71, 277210), (95, 207178), (142, 138605), (190, 103589), (355, 55442), (710, 27721), (1349, 14590), (1459, 13490), (2698, 7295), (2918, 6745)]