399846512

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1922339}}^1$

素因数の和:1922360

約数の個数: 20

約数和(自身を含む): 834295560

約数和(自身を除く): 434449048

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1922339, 3844678, 7689356, 15378712, 24990407, 30757424, 49980814, 99961628, 199923256, 399846512]

約数ペア:

[(1, 399846512), (2, 199923256), (4, 99961628), (8, 49980814), (13, 30757424), (16, 24990407), (26, 15378712), (52, 7689356), (104, 3844678), (208, 1922339)]