1640779976

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{18645227}}^1$

素因数の和:18645244

約数の個数: 16

約数和(自身を含む): 3356141040

約数和(自身を除く): 1715361064

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 18645227, 37290454, 74580908, 149161816, 205097497, 410194994, 820389988, 1640779976]

約数ペア:

[(1, 1640779976), (2, 820389988), (4, 410194994), (8, 205097497), (11, 149161816), (22, 74580908), (44, 37290454), (88, 18645227)]