20805246

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{883}}^1$

素因数の和:926

約数の個数: 96

約数和(自身を含む): 59574528

約数和(自身を除く): 38769282

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 17, 18, 21, 22, 33, 34, 42, 51, 63, 66, 77, 99, 102, 119, 126, 153, 154, 187, 198, 231, 238, 306, 357, 374, 462, 561, 693, 714, 883, 1071, 1122, 1309, 1386, 1683, 1766, 2142, 2618, 2649, 3366, 3927, 5298, 6181, 7854, 7947, 9713, 11781, 12362, 15011, 15894, 18543, 19426, 23562, 29139, 30022, 37086, 45033, 55629, 58278, 67991, 87417, 90066, 105077, 111258, 135099, 135982, 165121, 174834, 203973, 210154, 270198, 315231, 330242, 407946, 495363, 611919, 630462, 945693, 990726, 1155847, 1223838, 1486089, 1891386, 2311694, 2972178, 3467541, 6935082, 10402623, 20805246]

約数ペア:

[(1, 20805246), (2, 10402623), (3, 6935082), (6, 3467541), (7, 2972178), (9, 2311694), (11, 1891386), (14, 1486089), (17, 1223838), (18, 1155847), (21, 990726), (22, 945693), (33, 630462), (34, 611919), (42, 495363), (51, 407946), (63, 330242), (66, 315231), (77, 270198), (99, 210154), (102, 203973), (119, 174834), (126, 165121), (153, 135982), (154, 135099), (187, 111258), (198, 105077), (231, 90066), (238, 87417), (306, 67991), (357, 58278), (374, 55629), (462, 45033), (561, 37086), (693, 30022), (714, 29139), (883, 23562), (1071, 19426), (1122, 18543), (1309, 15894), (1386, 15011), (1683, 12362), (1766, 11781), (2142, 9713), (2618, 7947), (2649, 7854), (3366, 6181), (3927, 5298)]