19757170

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{27827}}^1$

素因数の和:27905

約数の個数: 16

約数和(自身を含む): 36065088

約数和(自身を除く): 16307918

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 27827, 55654, 139135, 278270, 1975717, 3951434, 9878585, 19757170]

約数ペア:

[(1, 19757170), (2, 9878585), (5, 3951434), (10, 1975717), (71, 278270), (142, 139135), (355, 55654), (710, 27827)]