19838110

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{27941}}^1$

素因数の和:28019

約数の個数: 16

約数和(自身を含む): 36212832

約数和(自身を除く): 16374722

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 27941, 55882, 139705, 279410, 1983811, 3967622, 9919055, 19838110]

約数ペア:

[(1, 19838110), (2, 9919055), (5, 3967622), (10, 1983811), (71, 279410), (142, 139705), (355, 55882), (710, 27941)]