128047384

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{842417}}^1$

素因数の和:842442

約数の個数: 16

約数和(自身を含む): 252725400

約数和(自身を除く): 124678016

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 842417, 1684834, 3369668, 6739336, 16005923, 32011846, 64023692, 128047384]

約数ペア:

[(1, 128047384), (2, 64023692), (4, 32011846), (8, 16005923), (19, 6739336), (38, 3369668), (76, 1684834), (152, 842417)]