20162648884

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{763621}}^1$

素因数の和:763696

約数の個数: 48

約数和(自身を含む): 43104934656

約数和(自身を除く): 22942285772

約数列:

[1, 2, 4, 7, 14, 23, 28, 41, 46, 82, 92, 161, 164, 287, 322, 574, 644, 943, 1148, 1886, 3772, 6601, 13202, 26404, 763621, 1527242, 3054484, 5345347, 10690694, 17563283, 21381388, 31308461, 35126566, 62616922, 70253132, 122942981, 125233844, 219159227, 245885962, 438318454, 491771924, 720094603, 876636908, 1440189206, 2880378412, 5040662221, 10081324442, 20162648884]

約数ペア:

[(1, 20162648884), (2, 10081324442), (4, 5040662221), (7, 2880378412), (14, 1440189206), (23, 876636908), (28, 720094603), (41, 491771924), (46, 438318454), (82, 245885962), (92, 219159227), (161, 125233844), (164, 122942981), (287, 70253132), (322, 62616922), (574, 35126566), (644, 31308461), (943, 21381388), (1148, 17563283), (1886, 10690694), (3772, 5345347), (6601, 3054484), (13202, 1527242), (26404, 763621)]