2080408304

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{10001963}}^1$

素因数の和:10001984

約数の個数: 20

約数和(自身を含む): 4340852376

約数和(自身を除く): 2260444072

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 10001963, 20003926, 40007852, 80015704, 130025519, 160031408, 260051038, 520102076, 1040204152, 2080408304]

約数ペア:

[(1, 2080408304), (2, 1040204152), (4, 520102076), (8, 260051038), (13, 160031408), (16, 130025519), (26, 80015704), (52, 40007852), (104, 20003926), (208, 10001963)]