20090930678

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{82813}}^1$

素因数の和:82909

約数の個数: 64

約数和(自身を含む): 39178309632

約数和(自身を除く): 19087378954

約数列:

[1, 2, 7, 13, 14, 26, 31, 43, 62, 86, 91, 182, 217, 301, 403, 434, 559, 602, 806, 1118, 1333, 2666, 2821, 3913, 5642, 7826, 9331, 17329, 18662, 34658, 82813, 121303, 165626, 242606, 579691, 1076569, 1159382, 2153138, 2567203, 3560959, 5134406, 7121918, 7535983, 15071966, 17970421, 24926713, 33373639, 35940842, 46292467, 49853426, 66747278, 92584934, 110389729, 220779458, 233615473, 324047269, 467230946, 648094538, 772728103, 1435066477, 1545456206, 2870132954, 10045465339, 20090930678]

約数ペア:

[(1, 20090930678), (2, 10045465339), (7, 2870132954), (13, 1545456206), (14, 1435066477), (26, 772728103), (31, 648094538), (43, 467230946), (62, 324047269), (86, 233615473), (91, 220779458), (182, 110389729), (217, 92584934), (301, 66747278), (403, 49853426), (434, 46292467), (559, 35940842), (602, 33373639), (806, 24926713), (1118, 17970421), (1333, 15071966), (2666, 7535983), (2821, 7121918), (3913, 5134406), (5642, 3560959), (7826, 2567203), (9331, 2153138), (17329, 1159382), (18662, 1076569), (34658, 579691), (82813, 242606), (121303, 165626)]