220937872

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{155153}}^1$

素因数の和:155250

約数の個数: 20

約数和(自身を含む): 432879660

約数和(自身を除く): 211941788

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 155153, 310306, 620612, 1241224, 2482448, 13808617, 27617234, 55234468, 110468936, 220937872]

約数ペア:

[(1, 220937872), (2, 110468936), (4, 55234468), (8, 27617234), (16, 13808617), (89, 2482448), (178, 1241224), (356, 620612), (712, 310306), (1424, 155153)]