19561706

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1\times {\mathrm{379}}^1$

素因数の和:709

約数の個数: 16

約数和(自身を含む): 29795040

約数和(自身を除く): 10233334

約数列:

[1, 2, 131, 197, 262, 379, 394, 758, 25807, 49649, 51614, 74663, 99298, 149326, 9780853, 19561706]

約数ペア:

[(1, 19561706), (2, 9780853), (131, 149326), (197, 99298), (262, 74663), (379, 51614), (394, 49649), (758, 25807)]