19717722

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{457}}^1$

素因数の和:532

約数の個数: 64

約数和(自身を含む): 47485440

約数和(自身を除く): 27767718

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 47, 51, 54, 94, 102, 141, 153, 282, 306, 423, 457, 459, 799, 846, 914, 918, 1269, 1371, 1598, 2397, 2538, 2742, 4113, 4794, 7191, 7769, 8226, 12339, 14382, 15538, 21479, 21573, 23307, 24678, 42958, 43146, 46614, 64437, 69921, 128874, 139842, 193311, 209763, 365143, 386622, 419526, 579933, 730286, 1095429, 1159866, 2190858, 3286287, 6572574, 9858861, 19717722]

約数ペア:

[(1, 19717722), (2, 9858861), (3, 6572574), (6, 3286287), (9, 2190858), (17, 1159866), (18, 1095429), (27, 730286), (34, 579933), (47, 419526), (51, 386622), (54, 365143), (94, 209763), (102, 193311), (141, 139842), (153, 128874), (282, 69921), (306, 64437), (423, 46614), (457, 43146), (459, 42958), (799, 24678), (846, 23307), (914, 21573), (918, 21479), (1269, 15538), (1371, 14382), (1598, 12339), (2397, 8226), (2538, 7769), (2742, 7191), (4113, 4794)]