31389826

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{1031}}^1\times {\mathrm{1171}}^1$

素因数の和:2217

約数の個数: 16

約数和(自身を含む): 50799168

約数和(自身を除く): 19409342

約数列:

[1, 2, 13, 26, 1031, 1171, 2062, 2342, 13403, 15223, 26806, 30446, 1207301, 2414602, 15694913, 31389826]

約数ペア:

[(1, 31389826), (2, 15694913), (13, 2414602), (26, 1207301), (1031, 30446), (1171, 26806), (2062, 15223), (2342, 13403)]