20078818172

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{23132279}}^1$

素因数の和:23132321

約数の個数: 24

約数和(自身を含む): 41453045760

約数和(自身を除く): 21374227588

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 23132279, 46264558, 92529116, 161925953, 323851906, 647703812, 717100649, 1434201298, 2868402596, 5019704543, 10039409086, 20078818172]

約数ペア:

[(1, 20078818172), (2, 10039409086), (4, 5019704543), (7, 2868402596), (14, 1434201298), (28, 717100649), (31, 647703812), (62, 323851906), (124, 161925953), (217, 92529116), (434, 46264558), (868, 23132279)]