20187718474

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{304151}}^1$

素因数の和:304602

約数の個数: 32

約数和(自身を含む): 37841375232

約数和(自身を除く): 17653656758

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 431, 862, 3017, 4741, 6034, 9482, 33187, 66374, 304151, 608302, 2129057, 3345661, 4258114, 6691322, 23419627, 46839254, 131089081, 262178162, 917623567, 1441979891, 1835247134, 2883959782, 10093859237, 20187718474]

約数ペア:

[(1, 20187718474), (2, 10093859237), (7, 2883959782), (11, 1835247134), (14, 1441979891), (22, 917623567), (77, 262178162), (154, 131089081), (431, 46839254), (862, 23419627), (3017, 6691322), (4741, 4258114), (6034, 3345661), (9482, 2129057), (33187, 608302), (66374, 304151)]