30991636

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{2473}}^1$

素因数の和:2731

約数の個数: 24

約数和(自身を含む): 58673384

約数和(自身を除く): 27681748

約数列:

[1, 2, 4, 13, 26, 52, 241, 482, 964, 2473, 3133, 4946, 6266, 9892, 12532, 32149, 64298, 128596, 595993, 1191986, 2383972, 7747909, 15495818, 30991636]

約数ペア:

[(1, 30991636), (2, 15495818), (4, 7747909), (13, 2383972), (26, 1191986), (52, 595993), (241, 128596), (482, 64298), (964, 32149), (2473, 12532), (3133, 9892), (4946, 6266)]