18964810

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{26711}}^1$

素因数の和:26789

約数の個数: 16

約数和(自身を含む): 34618752

約数和(自身を除く): 15653942

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 26711, 53422, 133555, 267110, 1896481, 3792962, 9482405, 18964810]

約数ペア:

[(1, 18964810), (2, 9482405), (5, 3792962), (10, 1896481), (71, 267110), (142, 133555), (355, 53422), (710, 26711)]