20072438

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{769}}^1$

素因数の和:1223

約数の個数: 16

約数和(自身を含む): 31194240

約数和(自身を除く): 11121802

約数列:

[1, 2, 31, 62, 421, 769, 842, 1538, 13051, 23839, 26102, 47678, 323749, 647498, 10036219, 20072438]

約数ペア:

[(1, 20072438), (2, 10036219), (31, 647498), (62, 323749), (421, 47678), (769, 26102), (842, 23839), (1538, 13051)]