4144778768

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19926821}}^1$

素因数の和:19926842

約数の個数: 20

約数和(自身を含む): 8648240748

約数和(自身を除く): 4503461980

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 19926821, 39853642, 79707284, 159414568, 259048673, 318829136, 518097346, 1036194692, 2072389384, 4144778768]

約数ペア:

[(1, 4144778768), (2, 2072389384), (4, 1036194692), (8, 518097346), (13, 318829136), (16, 259048673), (26, 159414568), (52, 79707284), (104, 39853642), (208, 19926821)]