20813844

素因数分解:

$2^2\times 3^1\times {\mathrm{449}}^1\times {\mathrm{3863}}^1$

素因数の和:4319

約数の個数: 24

約数和(自身を含む): 48686400

約数和(自身を除く): 27872556

約数列:

[1, 2, 3, 4, 6, 12, 449, 898, 1347, 1796, 2694, 3863, 5388, 7726, 11589, 15452, 23178, 46356, 1734487, 3468974, 5203461, 6937948, 10406922, 20813844]

約数ペア:

[(1, 20813844), (2, 10406922), (3, 6937948), (4, 5203461), (6, 3468974), (12, 1734487), (449, 46356), (898, 23178), (1347, 15452), (1796, 11589), (2694, 7726), (3863, 5388)]