18446965445

素因数分解:

$5^1\times {\mathrm{389}}^1\times {\mathrm{409}}^1\times {\mathrm{23189}}^1$

素因数の和:23992

約数の個数: 16

約数和(自身を含む): 22248486000

約数和(自身を除く): 3801520555

約数列:

[1, 5, 389, 409, 1945, 2045, 23189, 115945, 159101, 795505, 9020521, 9484301, 45102605, 47421505, 3689393089, 18446965445]

約数ペア:

[(1, 18446965445), (5, 3689393089), (389, 47421505), (409, 45102605), (1945, 9484301), (2045, 9020521), (23189, 795505), (115945, 159101)]