20204550772

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1\times {\mathrm{36479}}^1$

素因数の和:36772

約数の個数: 48

約数和(自身を含む): 40988344320

約数和(自身を除く): 20783793548

約数列:

[1, 2, 4, 7, 14, 28, 131, 151, 262, 302, 524, 604, 917, 1057, 1834, 2114, 3668, 4228, 19781, 36479, 39562, 72958, 79124, 138467, 145916, 255353, 276934, 510706, 553868, 1021412, 4778749, 5508329, 9557498, 11016658, 19114996, 22033316, 33451243, 38558303, 66902486, 77116606, 133804972, 154233212, 721591099, 1443182198, 2886364396, 5051137693, 10102275386, 20204550772]

約数ペア:

[(1, 20204550772), (2, 10102275386), (4, 5051137693), (7, 2886364396), (14, 1443182198), (28, 721591099), (131, 154233212), (151, 133804972), (262, 77116606), (302, 66902486), (524, 38558303), (604, 33451243), (917, 22033316), (1057, 19114996), (1834, 11016658), (2114, 9557498), (3668, 5508329), (4228, 4778749), (19781, 1021412), (36479, 553868), (39562, 510706), (72958, 276934), (79124, 255353), (138467, 145916)]