19878366

素因数分解:

$2^1\times 3^1\times {\mathrm{487}}^1\times {\mathrm{6803}}^1$

素因数の和:7295

約数の個数: 16

約数和(自身を含む): 39844224

約数和(自身を除く): 19965858

約数列:

[1, 2, 3, 6, 487, 974, 1461, 2922, 6803, 13606, 20409, 40818, 3313061, 6626122, 9939183, 19878366]

約数ペア:

[(1, 19878366), (2, 9939183), (3, 6626122), (6, 3313061), (487, 40818), (974, 20409), (1461, 13606), (2922, 6803)]