19898296

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{283}}^1$

素因数の和:364

約数の個数: 64

約数和(自身を含む): 44167680

約数和(自身を除く): 24269384

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 47, 68, 88, 94, 136, 187, 188, 283, 374, 376, 517, 566, 748, 799, 1034, 1132, 1496, 1598, 2068, 2264, 3113, 3196, 4136, 4811, 6226, 6392, 8789, 9622, 12452, 13301, 17578, 19244, 24904, 26602, 35156, 38488, 52921, 53204, 70312, 105842, 106408, 146311, 211684, 226117, 292622, 423368, 452234, 585244, 904468, 1170488, 1808936, 2487287, 4974574, 9949148, 19898296]

約数ペア:

[(1, 19898296), (2, 9949148), (4, 4974574), (8, 2487287), (11, 1808936), (17, 1170488), (22, 904468), (34, 585244), (44, 452234), (47, 423368), (68, 292622), (88, 226117), (94, 211684), (136, 146311), (187, 106408), (188, 105842), (283, 70312), (374, 53204), (376, 52921), (517, 38488), (566, 35156), (748, 26602), (799, 24904), (1034, 19244), (1132, 17578), (1496, 13301), (1598, 12452), (2068, 9622), (2264, 8789), (3113, 6392), (3196, 6226), (4136, 4811)]