19869208

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{34981}}^1$

素因数の和:35058

約数の個数: 16

約数和(自身を含む): 37780560

約数和(自身を除く): 17911352

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 34981, 69962, 139924, 279848, 2483651, 4967302, 9934604, 19869208]

約数ペア:

[(1, 19869208), (2, 9934604), (4, 4967302), (8, 2483651), (71, 279848), (142, 139924), (284, 69962), (568, 34981)]