20123688013

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1447}}^1\times {\mathrm{7481}}^1$

素因数の和:8965

約数の個数: 24

約数和(自身を含む): 23791323456

約数和(自身を除く): 3667635443

約数列:

[1, 11, 13, 143, 169, 1447, 1859, 7481, 15917, 18811, 82291, 97253, 206921, 244543, 1069783, 1264289, 2689973, 10825007, 13907179, 119075077, 140725091, 1547976001, 1829426183, 20123688013]

約数ペア:

[(1, 20123688013), (11, 1829426183), (13, 1547976001), (143, 140725091), (169, 119075077), (1447, 13907179), (1859, 10825007), (7481, 2689973), (15917, 1264289), (18811, 1069783), (82291, 244543), (97253, 206921)]