20196783929

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{27127}}^1$

素因数の和:27285

約数の個数: 32

約数和(自身を含む): 24667815936

約数和(自身を除く): 4471032007

約数列:

[1, 7, 31, 47, 73, 217, 329, 511, 1457, 2263, 3431, 10199, 15841, 24017, 27127, 106361, 189889, 744527, 840937, 1274969, 1980271, 5886559, 8924783, 13861897, 39524039, 61388401, 93072737, 276668273, 429718807, 651509159, 2885254847, 20196783929]

約数ペア:

[(1, 20196783929), (7, 2885254847), (31, 651509159), (47, 429718807), (73, 276668273), (217, 93072737), (329, 61388401), (511, 39524039), (1457, 13861897), (2263, 8924783), (3431, 5886559), (10199, 1980271), (15841, 1274969), (24017, 840937), (27127, 744527), (106361, 189889)]