20279028

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1291}}^1$

素因数の和:1333

約数の個数: 96

約数和(自身を含む): 62512128

約数和(自身を除く): 42233100

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 17, 21, 22, 28, 33, 34, 42, 44, 51, 66, 68, 77, 84, 102, 119, 132, 154, 187, 204, 231, 238, 308, 357, 374, 462, 476, 561, 714, 748, 924, 1122, 1291, 1309, 1428, 2244, 2582, 2618, 3873, 3927, 5164, 5236, 7746, 7854, 9037, 14201, 15492, 15708, 18074, 21947, 27111, 28402, 36148, 42603, 43894, 54222, 56804, 65841, 85206, 87788, 99407, 108444, 131682, 153629, 170412, 198814, 241417, 263364, 298221, 307258, 397628, 460887, 482834, 596442, 614516, 724251, 921774, 965668, 1192884, 1448502, 1689919, 1843548, 2897004, 3379838, 5069757, 6759676, 10139514, 20279028]

約数ペア:

[(1, 20279028), (2, 10139514), (3, 6759676), (4, 5069757), (6, 3379838), (7, 2897004), (11, 1843548), (12, 1689919), (14, 1448502), (17, 1192884), (21, 965668), (22, 921774), (28, 724251), (33, 614516), (34, 596442), (42, 482834), (44, 460887), (51, 397628), (66, 307258), (68, 298221), (77, 263364), (84, 241417), (102, 198814), (119, 170412), (132, 153629), (154, 131682), (187, 108444), (204, 99407), (231, 87788), (238, 85206), (308, 65841), (357, 56804), (374, 54222), (462, 43894), (476, 42603), (561, 36148), (714, 28402), (748, 27111), (924, 21947), (1122, 18074), (1291, 15708), (1309, 15492), (1428, 14201), (2244, 9037), (2582, 7854), (2618, 7746), (3873, 5236), (3927, 5164)]