20807202836

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3571}}^1\times {\mathrm{12241}}^1$

素因数の和:15840

約数の個数: 48

約数和(自身を含む): 44078251392

約数和(自身を除く): 23271048556

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 3571, 7142, 12241, 14284, 24482, 24997, 48964, 49994, 60707, 85687, 99988, 121414, 171374, 208097, 242828, 342748, 416194, 424949, 832388, 849898, 1456679, 1699796, 2913358, 5826716, 43712611, 87425222, 174850444, 305988277, 611976554, 743114387, 1223953108, 1486228774, 2972457548, 5201800709, 10403601418, 20807202836]

約数ペア:

[(1, 20807202836), (2, 10403601418), (4, 5201800709), (7, 2972457548), (14, 1486228774), (17, 1223953108), (28, 743114387), (34, 611976554), (68, 305988277), (119, 174850444), (238, 87425222), (476, 43712611), (3571, 5826716), (7142, 2913358), (12241, 1699796), (14284, 1456679), (24482, 849898), (24997, 832388), (48964, 424949), (49994, 416194), (60707, 342748), (85687, 242828), (99988, 208097), (121414, 171374)]