19847672

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{190843}}^1$

素因数の和:190862

約数の個数: 16

約数和(自身を含む): 40077240

約数和(自身を除く): 20229568

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 190843, 381686, 763372, 1526744, 2480959, 4961918, 9923836, 19847672]

約数ペア:

[(1, 19847672), (2, 9923836), (4, 4961918), (8, 2480959), (13, 1526744), (26, 763372), (52, 381686), (104, 190843)]