20055971

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{601}}^1$

素因数の和:782

約数の個数: 16

約数和(自身を含む): 23059008

約数和(自身を除く): 3003037

約数列:

[1, 13, 17, 151, 221, 601, 1963, 2567, 7813, 10217, 33371, 90751, 132821, 1179763, 1542767, 20055971]

約数ペア:

[(1, 20055971), (13, 1542767), (17, 1179763), (151, 132821), (221, 90751), (601, 33371), (1963, 10217), (2567, 7813)]