20283907

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{7411}}^1$

素因数の和:7458

約数の個数: 16

約数和(自身を含む): 25615872

約数和(自身を除く): 5331965

約数列:

[1, 7, 17, 23, 119, 161, 391, 2737, 7411, 51877, 125987, 170453, 881909, 1193171, 2897701, 20283907]

約数ペア:

[(1, 20283907), (7, 2897701), (17, 1193171), (23, 881909), (119, 170453), (161, 125987), (391, 51877), (2737, 7411)]