19411958

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{1249}}^1$

素因数の和:1679

約数の個数: 16

約数和(自身を含む): 30750000

約数和(自身を除く): 11338042

約数列:

[1, 2, 19, 38, 409, 818, 1249, 2498, 7771, 15542, 23731, 47462, 510841, 1021682, 9705979, 19411958]

約数ペア:

[(1, 19411958), (2, 9705979), (19, 1021682), (38, 510841), (409, 47462), (818, 23731), (1249, 15542), (2498, 7771)]