20234984

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{307}}^1$

素因数の和:438

約数の個数: 64

約数和(自身を含む): 47900160

約数和(自身を除く): 27665176

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 107, 154, 214, 307, 308, 428, 614, 616, 749, 856, 1177, 1228, 1498, 2149, 2354, 2456, 2996, 3377, 4298, 4708, 5992, 6754, 8239, 8596, 9416, 13508, 16478, 17192, 23639, 27016, 32849, 32956, 47278, 65698, 65912, 94556, 131396, 189112, 229943, 262792, 361339, 459886, 722678, 919772, 1445356, 1839544, 2529373, 2890712, 5058746, 10117492, 20234984]

約数ペア:

[(1, 20234984), (2, 10117492), (4, 5058746), (7, 2890712), (8, 2529373), (11, 1839544), (14, 1445356), (22, 919772), (28, 722678), (44, 459886), (56, 361339), (77, 262792), (88, 229943), (107, 189112), (154, 131396), (214, 94556), (307, 65912), (308, 65698), (428, 47278), (614, 32956), (616, 32849), (749, 27016), (856, 23639), (1177, 17192), (1228, 16478), (1498, 13508), (2149, 9416), (2354, 8596), (2456, 8239), (2996, 6754), (3377, 5992), (4298, 4708)]