20456083918

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{138917}}^1$

素因数の和:139068

約数の個数: 32

約数和(自身を含む): 33487017408

約数和(自身を除く): 13030933490

約数列:

[1, 2, 17, 34, 61, 71, 122, 142, 1037, 1207, 2074, 2414, 4331, 8662, 73627, 138917, 147254, 277834, 2361589, 4723178, 8473937, 9863107, 16947874, 19726214, 144056929, 167672819, 288113858, 335345638, 601649527, 1203299054, 10228041959, 20456083918]

約数ペア:

[(1, 20456083918), (2, 10228041959), (17, 1203299054), (34, 601649527), (61, 335345638), (71, 288113858), (122, 167672819), (142, 144056929), (1037, 19726214), (1207, 16947874), (2074, 9863107), (2414, 8473937), (4331, 4723178), (8662, 2361589), (73627, 277834), (138917, 147254)]