219817676

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{10867}}^1$

素因数の和:11273

約数の個数: 24

約数和(自身を含む): 415374960

約数和(自身を除く): 195557284

約数列:

[1, 2, 4, 13, 26, 52, 389, 778, 1556, 5057, 10114, 10867, 20228, 21734, 43468, 141271, 282542, 565084, 4227263, 8454526, 16909052, 54954419, 109908838, 219817676]

約数ペア:

[(1, 219817676), (2, 109908838), (4, 54954419), (13, 16909052), (26, 8454526), (52, 4227263), (389, 565084), (778, 282542), (1556, 141271), (5057, 43468), (10114, 21734), (10867, 20228)]