20802882868

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{7547}}^1\times {\mathrm{36269}}^1$

素因数の和:43839

約数の個数: 24

約数和(自身を含む): 38327234400

約数和(自身を除く): 17524351532

約数列:

[1, 2, 4, 19, 38, 76, 7547, 15094, 30188, 36269, 72538, 143393, 145076, 286786, 573572, 689111, 1378222, 2756444, 273722143, 547444286, 1094888572, 5200720717, 10401441434, 20802882868]

約数ペア:

[(1, 20802882868), (2, 10401441434), (4, 5200720717), (19, 1094888572), (38, 547444286), (76, 273722143), (7547, 2756444), (15094, 1378222), (30188, 689111), (36269, 573572), (72538, 286786), (143393, 145076)]