43263376

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{207997}}^1$

素因数の和:208018

約数の個数: 20

約数和(自身を含む): 90271132

約数和(自身を除く): 47007756

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 207997, 415994, 831988, 1663976, 2703961, 3327952, 5407922, 10815844, 21631688, 43263376]

約数ペア:

[(1, 43263376), (2, 21631688), (4, 10815844), (8, 5407922), (13, 3327952), (16, 2703961), (26, 1663976), (52, 831988), (104, 415994), (208, 207997)]