19792045

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43499}}^1$

素因数の和:43524

約数の個数: 16

約数和(自身を含む): 29232000

約数和(自身を除く): 9439955

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 43499, 217495, 304493, 565487, 1522465, 2827435, 3958409, 19792045]

約数ペア:

[(1, 19792045), (5, 3958409), (7, 2827435), (13, 1522465), (35, 565487), (65, 304493), (91, 217495), (455, 43499)]