858451376

素因数分解:

$2^4\times {\mathrm{839}}^1\times {\mathrm{63949}}^1$

素因数の和:64796

約数の個数: 20

約数和(自身を含む): 1665258000

約数和(自身を除く): 806806624

約数列:

[1, 2, 4, 8, 16, 839, 1678, 3356, 6712, 13424, 63949, 127898, 255796, 511592, 1023184, 53653211, 107306422, 214612844, 429225688, 858451376]

約数ペア:

[(1, 858451376), (2, 429225688), (4, 214612844), (8, 107306422), (16, 53653211), (839, 1023184), (1678, 511592), (3356, 255796), (6712, 127898), (13424, 63949)]