20314728

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2371}}^1$

素因数の和:2407

約数の個数: 96

約数和(自身を含む): 66605760

約数和(自身を除く): 46291032

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 17, 18, 21, 24, 28, 34, 36, 42, 51, 56, 63, 68, 72, 84, 102, 119, 126, 136, 153, 168, 204, 238, 252, 306, 357, 408, 476, 504, 612, 714, 952, 1071, 1224, 1428, 2142, 2371, 2856, 4284, 4742, 7113, 8568, 9484, 14226, 16597, 18968, 21339, 28452, 33194, 40307, 42678, 49791, 56904, 66388, 80614, 85356, 99582, 120921, 132776, 149373, 161228, 170712, 199164, 241842, 282149, 298746, 322456, 362763, 398328, 483684, 564298, 597492, 725526, 846447, 967368, 1128596, 1194984, 1451052, 1692894, 2257192, 2539341, 2902104, 3385788, 5078682, 6771576, 10157364, 20314728]

約数ペア:

[(1, 20314728), (2, 10157364), (3, 6771576), (4, 5078682), (6, 3385788), (7, 2902104), (8, 2539341), (9, 2257192), (12, 1692894), (14, 1451052), (17, 1194984), (18, 1128596), (21, 967368), (24, 846447), (28, 725526), (34, 597492), (36, 564298), (42, 483684), (51, 398328), (56, 362763), (63, 322456), (68, 298746), (72, 282149), (84, 241842), (102, 199164), (119, 170712), (126, 161228), (136, 149373), (153, 132776), (168, 120921), (204, 99582), (238, 85356), (252, 80614), (306, 66388), (357, 56904), (408, 49791), (476, 42678), (504, 40307), (612, 33194), (714, 28452), (952, 21339), (1071, 18968), (1224, 16597), (1428, 14226), (2142, 9484), (2371, 8568), (2856, 7113), (4284, 4742)]