39781522

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{13009}}^1$

素因数の和:13161

約数の個数: 16

約数和(自身を含む): 65570400

約数和(自身を除く): 25788878

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 13009, 26018, 143099, 286198, 1808251, 3616502, 19890761, 39781522]

約数ペア:

[(1, 39781522), (2, 19890761), (11, 3616502), (22, 1808251), (139, 286198), (278, 143099), (1529, 26018), (3058, 13009)]