20682358

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1\times {\mathrm{587}}^1$

素因数の和:891

約数の個数: 16

約数和(自身を含む): 31610880

約数和(自身を除く): 10928522

約数列:

[1, 2, 79, 158, 223, 446, 587, 1174, 17617, 35234, 46373, 92746, 130901, 261802, 10341179, 20682358]

約数ペア:

[(1, 20682358), (2, 10341179), (79, 261802), (158, 130901), (223, 92746), (446, 46373), (587, 35234), (1174, 17617)]