664486351378

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2053}}^1\times {\mathrm{501031}}^1$

素因数の和:503122

約数の個数: 32

約数和(自身を含む): 1111449306240

約数和(自身を除く): 446962954862

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 2053, 4106, 34901, 39007, 69802, 78014, 501031, 663119, 1002062, 1326238, 8517527, 9519589, 17035054, 19039178, 161833013, 323666026, 1028616643, 2057233286, 17486482931, 19543716217, 34972965862, 39087432434, 332243175689, 664486351378]

約数ペア:

[(1, 664486351378), (2, 332243175689), (17, 39087432434), (19, 34972965862), (34, 19543716217), (38, 17486482931), (323, 2057233286), (646, 1028616643), (2053, 323666026), (4106, 161833013), (34901, 19039178), (39007, 17035054), (69802, 9519589), (78014, 8517527), (501031, 1326238), (663119, 1002062)]