20757484

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{1667}}^1$

素因数の和:1965

約数の個数: 24

約数和(自身を含む): 39791808

約数和(自身を除く): 19034324

約数列:

[1, 2, 4, 11, 22, 44, 283, 566, 1132, 1667, 3113, 3334, 6226, 6668, 12452, 18337, 36674, 73348, 471761, 943522, 1887044, 5189371, 10378742, 20757484]

約数ペア:

[(1, 20757484), (2, 10378742), (4, 5189371), (11, 1887044), (22, 943522), (44, 471761), (283, 73348), (566, 36674), (1132, 18337), (1667, 12452), (3113, 6668), (3334, 6226)]