19689813

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{15299}}^1$

素因数の和:15329

約数の個数: 24

約数和(自身を含む): 33415200

約数和(自身を除く): 13725387

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 15299, 45897, 137691, 168289, 198887, 504867, 596661, 1514601, 1789983, 2187757, 6563271, 19689813]

約数ペア:

[(1, 19689813), (3, 6563271), (9, 2187757), (11, 1789983), (13, 1514601), (33, 596661), (39, 504867), (99, 198887), (117, 168289), (143, 137691), (429, 45897), (1287, 15299)]