16638128

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1951}}^1$

素因数の和:2013

約数の個数: 40

約数和(自身を含む): 35581056

約数和(自身を除く): 18942928

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 164, 208, 328, 533, 656, 1066, 1951, 2132, 3902, 4264, 7804, 8528, 15608, 25363, 31216, 50726, 79991, 101452, 159982, 202904, 319964, 405808, 639928, 1039883, 1279856, 2079766, 4159532, 8319064, 16638128]

約数ペア:

[(1, 16638128), (2, 8319064), (4, 4159532), (8, 2079766), (13, 1279856), (16, 1039883), (26, 639928), (41, 405808), (52, 319964), (82, 202904), (104, 159982), (164, 101452), (208, 79991), (328, 50726), (533, 31216), (656, 25363), (1066, 15608), (1951, 8528), (2132, 7804), (3902, 4264)]