20174505

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{337}}^1$

素因数の和:665

約数の個数: 32

約数和(自身を含む): 34978944

約数和(自身を除く): 14804439

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 307, 337, 921, 1011, 1535, 1685, 3991, 4381, 4605, 5055, 11973, 13143, 19955, 21905, 59865, 65715, 103459, 310377, 517295, 1344967, 1551885, 4034901, 6724835, 20174505]

約数ペア:

[(1, 20174505), (3, 6724835), (5, 4034901), (13, 1551885), (15, 1344967), (39, 517295), (65, 310377), (195, 103459), (307, 65715), (337, 59865), (921, 21905), (1011, 19955), (1535, 13143), (1685, 11973), (3991, 5055), (4381, 4605)]