159807728

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{322193}}^1$

素因数の和:322232

約数の個数: 20

約数和(自身を含む): 319616448

約数和(自身を除く): 159808720

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 322193, 644386, 1288772, 2577544, 5155088, 9987983, 19975966, 39951932, 79903864, 159807728]

約数ペア:

[(1, 159807728), (2, 79903864), (4, 39951932), (8, 19975966), (16, 9987983), (31, 5155088), (62, 2577544), (124, 1288772), (248, 644386), (496, 322193)]