1990648

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{22621}}^1$

素因数の和:22638

約数の個数: 16

約数和(自身を含む): 4071960

約数和(自身を除く): 2081312

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 22621, 45242, 90484, 180968, 248831, 497662, 995324, 1990648]

約数ペア:

[(1, 1990648), (2, 995324), (4, 497662), (8, 248831), (11, 180968), (22, 90484), (44, 45242), (88, 22621)]