20783928214

素因数分解:

$2^1\times 7^1\times {\mathrm{1531}}^1\times {\mathrm{969671}}^1$

素因数の和:971211

約数の個数: 16

約数和(自身を含む): 35652900096

約数和(自身を除く): 14868971882

約数列:

[1, 2, 7, 14, 1531, 3062, 10717, 21434, 969671, 1939342, 6787697, 13575394, 1484566301, 2969132602, 10391964107, 20783928214]

約数ペア:

[(1, 20783928214), (2, 10391964107), (7, 2969132602), (14, 1484566301), (1531, 13575394), (3062, 6787697), (10717, 1939342), (21434, 969671)]