20668872

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7237}}^1$

素因数の和:7270

約数の個数: 64

約数和(自身を含む): 62536320

約数和(自身を除く): 41867448

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 168, 204, 238, 357, 408, 476, 714, 952, 1428, 2856, 7237, 14474, 21711, 28948, 43422, 50659, 57896, 86844, 101318, 123029, 151977, 173688, 202636, 246058, 303954, 369087, 405272, 492116, 607908, 738174, 861203, 984232, 1215816, 1476348, 1722406, 2583609, 2952696, 3444812, 5167218, 6889624, 10334436, 20668872]

約数ペア:

[(1, 20668872), (2, 10334436), (3, 6889624), (4, 5167218), (6, 3444812), (7, 2952696), (8, 2583609), (12, 1722406), (14, 1476348), (17, 1215816), (21, 984232), (24, 861203), (28, 738174), (34, 607908), (42, 492116), (51, 405272), (56, 369087), (68, 303954), (84, 246058), (102, 202636), (119, 173688), (136, 151977), (168, 123029), (204, 101318), (238, 86844), (357, 57896), (408, 50659), (476, 43422), (714, 28948), (952, 21711), (1428, 14474), (2856, 7237)]