438509392

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{139121}}^1$

素因数の和:139326

約数の個数: 20

約数和(自身を含む): 853930836

約数和(自身を除く): 415421444

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 139121, 278242, 556484, 1112968, 2225936, 27406837, 54813674, 109627348, 219254696, 438509392]

約数ペア:

[(1, 438509392), (2, 219254696), (4, 109627348), (8, 54813674), (16, 27406837), (197, 2225936), (394, 1112968), (788, 556484), (1576, 278242), (3152, 139121)]