20309526

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2141}}^1$

素因数の和:2197

約数の個数: 48

約数和(自身を含む): 48117888

約数和(自身を除く): 27808362

約数列:

[1, 2, 3, 6, 9, 17, 18, 31, 34, 51, 62, 93, 102, 153, 186, 279, 306, 527, 558, 1054, 1581, 2141, 3162, 4282, 4743, 6423, 9486, 12846, 19269, 36397, 38538, 66371, 72794, 109191, 132742, 199113, 218382, 327573, 398226, 597339, 655146, 1128307, 1194678, 2256614, 3384921, 6769842, 10154763, 20309526]

約数ペア:

[(1, 20309526), (2, 10154763), (3, 6769842), (6, 3384921), (9, 2256614), (17, 1194678), (18, 1128307), (31, 655146), (34, 597339), (51, 398226), (62, 327573), (93, 218382), (102, 199113), (153, 132742), (186, 109191), (279, 72794), (306, 66371), (527, 38538), (558, 36397), (1054, 19269), (1581, 12846), (2141, 9486), (3162, 6423), (4282, 4743)]