20101532

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{1117}}^1$

素因数の和:1541

約数の個数: 24

約数和(自身を含む): 38503920

約数和(自身を除く): 18402388

約数列:

[1, 2, 4, 11, 22, 44, 409, 818, 1117, 1636, 2234, 4468, 4499, 8998, 12287, 17996, 24574, 49148, 456853, 913706, 1827412, 5025383, 10050766, 20101532]

約数ペア:

[(1, 20101532), (2, 10050766), (4, 5025383), (11, 1827412), (22, 913706), (44, 456853), (409, 49148), (818, 24574), (1117, 17996), (1636, 12287), (2234, 8998), (4468, 4499)]