20792375978

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{33289}}^1$

素因数の和:33431

約数の個数: 48

約数和(自身を含む): 35863317000

約数和(自身を除く): 15070941022

約数列:

[1, 2, 11, 22, 29, 58, 89, 121, 178, 242, 319, 638, 979, 1958, 2581, 3509, 5162, 7018, 10769, 21538, 28391, 33289, 56782, 66578, 312301, 366179, 624602, 732358, 965381, 1930762, 2962721, 4027969, 5925442, 8055938, 10619191, 21238382, 32589931, 65179862, 85918909, 116811101, 171837818, 233622202, 358489241, 716978482, 945107999, 1890215998, 10396187989, 20792375978]

約数ペア:

[(1, 20792375978), (2, 10396187989), (11, 1890215998), (22, 945107999), (29, 716978482), (58, 358489241), (89, 233622202), (121, 171837818), (178, 116811101), (242, 85918909), (319, 65179862), (638, 32589931), (979, 21238382), (1958, 10619191), (2581, 8055938), (3509, 5925442), (5162, 4027969), (7018, 2962721), (10769, 1930762), (21538, 965381), (28391, 732358), (33289, 624602), (56782, 366179), (66578, 312301)]