19826685

素因数分解:

$3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2957}}^1$

素因数の和:3117

約数の個数: 24

約数和(自身を含む): 34608600

約数和(自身を除く): 14781915

約数列:

[1, 3, 5, 9, 15, 45, 149, 447, 745, 1341, 2235, 2957, 6705, 8871, 14785, 26613, 44355, 133065, 440593, 1321779, 2202965, 3965337, 6608895, 19826685]

約数ペア:

[(1, 19826685), (3, 6608895), (5, 3965337), (9, 2202965), (15, 1321779), (45, 440593), (149, 133065), (447, 44355), (745, 26613), (1341, 14785), (2235, 8871), (2957, 6705)]