19333405

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{42491}}^1$

素因数の和:42516

約数の個数: 16

約数和(自身を含む): 28554624

約数和(自身を除く): 9221219

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 42491, 212455, 297437, 552383, 1487185, 2761915, 3866681, 19333405]

約数ペア:

[(1, 19333405), (5, 3866681), (7, 2761915), (13, 1487185), (35, 552383), (65, 297437), (91, 212455), (455, 42491)]