19488945

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{593}}^1$

素因数の和:921

約数の個数: 32

約数和(自身を含む): 35811072

約数和(自身を除く): 16322127

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 313, 593, 939, 1565, 1779, 2191, 2965, 4151, 4695, 6573, 8895, 10955, 12453, 20755, 32865, 62265, 185609, 556827, 928045, 1299263, 2784135, 3897789, 6496315, 19488945]

約数ペア:

[(1, 19488945), (3, 6496315), (5, 3897789), (7, 2784135), (15, 1299263), (21, 928045), (35, 556827), (105, 185609), (313, 62265), (593, 32865), (939, 20755), (1565, 12453), (1779, 10955), (2191, 8895), (2965, 6573), (4151, 4695)]