8971664

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43133}}^1$

素因数の和:43154

約数の個数: 20

約数和(自身を含む): 18720156

約数和(自身を除く): 9748492

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 43133, 86266, 172532, 345064, 560729, 690128, 1121458, 2242916, 4485832, 8971664]

約数ペア:

[(1, 8971664), (2, 4485832), (4, 2242916), (8, 1121458), (13, 690128), (16, 560729), (26, 345064), (52, 172532), (104, 86266), (208, 43133)]