805215843952

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{3871230019}}^1$

素因数の和:3871230040

約数の個数: 20

約数和(自身を含む): 1680113828680

約数和(自身を除く): 874897984728

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 3871230019, 7742460038, 15484920076, 30969840152, 50325990247, 61939680304, 100651980494, 201303960988, 402607921976, 805215843952]

約数ペア:

[(1, 805215843952), (2, 402607921976), (4, 201303960988), (8, 100651980494), (13, 61939680304), (16, 50325990247), (26, 30969840152), (52, 15484920076), (104, 7742460038), (208, 3871230019)]