20072013

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{11969}}^1$

素因数の和:12028

約数の個数: 16

約数和(自身を含む): 29494080

約数和(自身を除く): 9422067

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 11969, 35907, 155597, 466791, 514667, 1544001, 6690671, 20072013]

約数ペア:

[(1, 20072013), (3, 6690671), (13, 1544001), (39, 514667), (43, 466791), (129, 155597), (559, 35907), (1677, 11969)]