19004940248

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{77359}}^1$

素因数の和:77520

約数の個数: 64

約数和(自身を含む): 42108595200

約数和(自身を除く): 23103654952

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 107, 164, 214, 287, 328, 428, 574, 749, 856, 1148, 1498, 2296, 2996, 4387, 5992, 8774, 17548, 30709, 35096, 61418, 77359, 122836, 154718, 245672, 309436, 541513, 618872, 1083026, 2166052, 3171719, 4332104, 6343438, 8277413, 12686876, 16554826, 22202033, 25373752, 33109652, 44404066, 57941891, 66219304, 88808132, 115883782, 177616264, 231767564, 339373933, 463535128, 678747866, 1357495732, 2375617531, 2714991464, 4751235062, 9502470124, 19004940248]

約数ペア:

[(1, 19004940248), (2, 9502470124), (4, 4751235062), (7, 2714991464), (8, 2375617531), (14, 1357495732), (28, 678747866), (41, 463535128), (56, 339373933), (82, 231767564), (107, 177616264), (164, 115883782), (214, 88808132), (287, 66219304), (328, 57941891), (428, 44404066), (574, 33109652), (749, 25373752), (856, 22202033), (1148, 16554826), (1498, 12686876), (2296, 8277413), (2996, 6343438), (4387, 4332104), (5992, 3171719), (8774, 2166052), (17548, 1083026), (30709, 618872), (35096, 541513), (61418, 309436), (77359, 245672), (122836, 154718)]