19983945

素因数分解:

$3^1\times 5^1\times {\mathrm{227}}^1\times {\mathrm{5869}}^1$

素因数の和:6104

約数の個数: 16

約数和(自身を含む): 32120640

約数和(自身を除く): 12136695

約数列:

[1, 3, 5, 15, 227, 681, 1135, 3405, 5869, 17607, 29345, 88035, 1332263, 3996789, 6661315, 19983945]

約数ペア:

[(1, 19983945), (3, 6661315), (5, 3996789), (15, 1332263), (227, 88035), (681, 29345), (1135, 17607), (3405, 5869)]