1920941565

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1803701}}^1$

素因数の和:1803780

約数の個数: 16

約数和(自身を含む): 3116797056

約数和(自身を除く): 1195855491

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 1803701, 5411103, 9018505, 27055515, 128062771, 384188313, 640313855, 1920941565]

約数ペア:

[(1, 1920941565), (3, 640313855), (5, 384188313), (15, 128062771), (71, 27055515), (213, 9018505), (355, 5411103), (1065, 1803701)]