43706667472

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{210128209}}^1$

素因数の和:210128230

約数の個数: 20

約数和(自身を含む): 91195643140

約数和(自身を除く): 47488975668

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 210128209, 420256418, 840512836, 1681025672, 2731666717, 3362051344, 5463333434, 10926666868, 21853333736, 43706667472]

約数ペア:

[(1, 43706667472), (2, 21853333736), (4, 10926666868), (8, 5463333434), (13, 3362051344), (16, 2731666717), (26, 1681025672), (52, 840512836), (104, 420256418), (208, 210128209)]