204889357424

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{643}}^1\times {\mathrm{686737}}^1$

素因数の和:687417

約数の個数: 40

約数和(自身を含む): 411301122960

約数和(自身を除く): 206411765536

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 643, 1286, 2572, 5144, 10288, 18647, 37294, 74588, 149176, 298352, 686737, 1373474, 2746948, 5493896, 10987792, 19915373, 39830746, 79661492, 159322984, 318645968, 441571891, 883143782, 1766287564, 3532575128, 7065150256, 12805584839, 25611169678, 51222339356, 102444678712, 204889357424]

約数ペア:

[(1, 204889357424), (2, 102444678712), (4, 51222339356), (8, 25611169678), (16, 12805584839), (29, 7065150256), (58, 3532575128), (116, 1766287564), (232, 883143782), (464, 441571891), (643, 318645968), (1286, 159322984), (2572, 79661492), (5144, 39830746), (10288, 19915373), (18647, 10987792), (37294, 5493896), (74588, 2746948), (149176, 1373474), (298352, 686737)]