20000013

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{1831}}^1$

素因数の和:2176

約数の個数: 16

約数和(自身を含む): 29194752

約数和(自身を除く): 9194739

約数列:

[1, 3, 11, 33, 331, 993, 1831, 3641, 5493, 10923, 20141, 60423, 606061, 1818183, 6666671, 20000013]

約数ペア:

[(1, 20000013), (3, 6666671), (11, 1818183), (33, 606061), (331, 60423), (993, 20141), (1831, 10923), (3641, 5493)]