20805119972

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1033}}^1\times {\mathrm{55331}}^1$

素因数の和:56388

約数の個数: 48

約数和(自身を含む): 44855217792

約数和(自身を除く): 24050097820

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 1033, 2066, 4132, 7231, 13429, 14462, 26858, 28924, 53716, 55331, 94003, 110662, 188006, 221324, 376012, 387317, 719303, 774634, 1438606, 1549268, 2877212, 5035121, 10070242, 20140484, 57156923, 114313846, 228627692, 400098461, 743039999, 800196922, 1486079998, 1600393844, 2972159996, 5201279993, 10402559986, 20805119972]

約数ペア:

[(1, 20805119972), (2, 10402559986), (4, 5201279993), (7, 2972159996), (13, 1600393844), (14, 1486079998), (26, 800196922), (28, 743039999), (52, 400098461), (91, 228627692), (182, 114313846), (364, 57156923), (1033, 20140484), (2066, 10070242), (4132, 5035121), (7231, 2877212), (13429, 1549268), (14462, 1438606), (26858, 774634), (28924, 719303), (53716, 387317), (55331, 376012), (94003, 221324), (110662, 188006)]