20689675773

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{769963}}^1$

素因数の和:770045

約数の個数: 24

約数和(自身を含む): 30435136992

約数和(自身を除く): 9745461219

約数列:

[1, 3, 13, 39, 53, 159, 169, 507, 689, 2067, 8957, 26871, 769963, 2309889, 10009519, 30028557, 40808039, 122424117, 130123747, 390371241, 530504507, 1591513521, 6896558591, 20689675773]

約数ペア:

[(1, 20689675773), (3, 6896558591), (13, 1591513521), (39, 530504507), (53, 390371241), (159, 130123747), (169, 122424117), (507, 40808039), (689, 30028557), (2067, 10009519), (8957, 2309889), (26871, 769963)]