201431984

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{968423}}^1$

素因数の和:968444

約数の個数: 20

約数和(自身を含む): 420296016

約数和(自身を除く): 218864032

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 968423, 1936846, 3873692, 7747384, 12589499, 15494768, 25178998, 50357996, 100715992, 201431984]

約数ペア:

[(1, 201431984), (2, 100715992), (4, 50357996), (8, 25178998), (13, 15494768), (16, 12589499), (26, 7747384), (52, 3873692), (104, 1936846), (208, 968423)]