78693872

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{158657}}^1$

素因数の和:158696

約数の個数: 20

約数和(自身を含む): 157388736

約数和(自身を除く): 78694864

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 158657, 317314, 634628, 1269256, 2538512, 4918367, 9836734, 19673468, 39346936, 78693872]

約数ペア:

[(1, 78693872), (2, 39346936), (4, 19673468), (8, 9836734), (16, 4918367), (31, 2538512), (62, 1269256), (124, 634628), (248, 317314), (496, 158657)]