19775996812

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{75653}}^1$

素因数の和:76138

約数の個数: 48

約数和(自身を含む): 40747849632

約数和(自身を除く): 20971852820

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 457, 572, 914, 1828, 5027, 5941, 10054, 11882, 20108, 23764, 65351, 75653, 130702, 151306, 261404, 302612, 832183, 983489, 1664366, 1966978, 3328732, 3933956, 10818379, 21636758, 34573421, 43273516, 69146842, 138293684, 380307631, 449454473, 760615262, 898908946, 1521230524, 1797817892, 4943999203, 9887998406, 19775996812]

約数ペア:

[(1, 19775996812), (2, 9887998406), (4, 4943999203), (11, 1797817892), (13, 1521230524), (22, 898908946), (26, 760615262), (44, 449454473), (52, 380307631), (143, 138293684), (286, 69146842), (457, 43273516), (572, 34573421), (914, 21636758), (1828, 10818379), (5027, 3933956), (5941, 3328732), (10054, 1966978), (11882, 1664366), (20108, 983489), (23764, 832183), (65351, 302612), (75653, 261404), (130702, 151306)]