9981856

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{311}}^1$

素因数の和:397

約数の個数: 48

約数和(自身を含む): 21228480

約数和(自身を除く): 11246624

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 59, 68, 118, 136, 236, 272, 311, 472, 544, 622, 944, 1003, 1244, 1888, 2006, 2488, 4012, 4976, 5287, 8024, 9952, 10574, 16048, 18349, 21148, 32096, 36698, 42296, 73396, 84592, 146792, 169184, 293584, 311933, 587168, 623866, 1247732, 2495464, 4990928, 9981856]

約数ペア:

[(1, 9981856), (2, 4990928), (4, 2495464), (8, 1247732), (16, 623866), (17, 587168), (32, 311933), (34, 293584), (59, 169184), (68, 146792), (118, 84592), (136, 73396), (236, 42296), (272, 36698), (311, 32096), (472, 21148), (544, 18349), (622, 16048), (944, 10574), (1003, 9952), (1244, 8024), (1888, 5287), (2006, 4976), (2488, 4012)]