20161864340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1223}}^1\times {\mathrm{48487}}^1$

素因数の和:49736

約数の個数: 48

約数和(自身を含む): 44868079872

約数和(自身を除く): 24706215532

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1223, 2446, 4892, 6115, 12230, 20791, 24460, 41582, 48487, 83164, 96974, 103955, 193948, 207910, 242435, 415820, 484870, 824279, 969740, 1648558, 3297116, 4121395, 8242790, 16485580, 59299601, 118599202, 237198404, 296498005, 592996010, 1008093217, 1185992020, 2016186434, 4032372868, 5040466085, 10080932170, 20161864340]

約数ペア:

[(1, 20161864340), (2, 10080932170), (4, 5040466085), (5, 4032372868), (10, 2016186434), (17, 1185992020), (20, 1008093217), (34, 592996010), (68, 296498005), (85, 237198404), (170, 118599202), (340, 59299601), (1223, 16485580), (2446, 8242790), (4892, 4121395), (6115, 3297116), (12230, 1648558), (20791, 969740), (24460, 824279), (41582, 484870), (48487, 415820), (83164, 242435), (96974, 207910), (103955, 193948)]