18801628

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{1487}}^1$

素因数の和:1629

約数の個数: 24

約数和(自身を含む): 34372800

約数和(自身を除く): 15571172

約数列:

[1, 2, 4, 29, 58, 109, 116, 218, 436, 1487, 2974, 3161, 5948, 6322, 12644, 43123, 86246, 162083, 172492, 324166, 648332, 4700407, 9400814, 18801628]

約数ペア:

[(1, 18801628), (2, 9400814), (4, 4700407), (29, 648332), (58, 324166), (109, 172492), (116, 162083), (218, 86246), (436, 43123), (1487, 12644), (2974, 6322), (3161, 5948)]