20274746

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{2549}}^1$

素因数の和:2689

約数の個数: 16

約数和(自身を含む): 31487400

約数和(自身を除く): 11212654

約数列:

[1, 2, 41, 82, 97, 194, 2549, 3977, 5098, 7954, 104509, 209018, 247253, 494506, 10137373, 20274746]

約数ペア:

[(1, 20274746), (2, 10137373), (41, 494506), (82, 247253), (97, 209018), (194, 104509), (2549, 7954), (3977, 5098)]