20612032

素因数分解:

$2^6\times 7^1\times {\mathrm{139}}^1\times {\mathrm{331}}^1$

素因数の和:489

約数の個数: 56

約数和(自身を含む): 47223680

約数和(自身を除く): 26611648

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 139, 224, 278, 331, 448, 556, 662, 973, 1112, 1324, 1946, 2224, 2317, 2648, 3892, 4448, 4634, 5296, 7784, 8896, 9268, 10592, 15568, 18536, 21184, 31136, 37072, 46009, 62272, 74144, 92018, 148288, 184036, 322063, 368072, 644126, 736144, 1288252, 1472288, 2576504, 2944576, 5153008, 10306016, 20612032]

約数ペア:

[(1, 20612032), (2, 10306016), (4, 5153008), (7, 2944576), (8, 2576504), (14, 1472288), (16, 1288252), (28, 736144), (32, 644126), (56, 368072), (64, 322063), (112, 184036), (139, 148288), (224, 92018), (278, 74144), (331, 62272), (448, 46009), (556, 37072), (662, 31136), (973, 21184), (1112, 18536), (1324, 15568), (1946, 10592), (2224, 9268), (2317, 8896), (2648, 7784), (3892, 5296), (4448, 4634)]