20208342

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:154

約数の個数: 128

約数和(自身を含む): 55738368

約数和(自身を除く): 35530026

約数列:

[1, 2, 3, 6, 7, 11, 14, 17, 21, 22, 31, 33, 34, 42, 51, 62, 66, 77, 83, 93, 102, 119, 154, 166, 186, 187, 217, 231, 238, 249, 341, 357, 374, 434, 462, 498, 527, 561, 581, 651, 682, 714, 913, 1023, 1054, 1122, 1162, 1302, 1309, 1411, 1581, 1743, 1826, 2046, 2387, 2573, 2618, 2739, 2822, 3162, 3486, 3689, 3927, 4233, 4774, 5146, 5478, 5797, 6391, 7161, 7378, 7719, 7854, 8466, 9877, 11067, 11594, 12782, 14322, 15438, 15521, 17391, 18011, 19173, 19754, 22134, 28303, 29631, 31042, 34782, 36022, 38346, 40579, 43741, 46563, 54033, 56606, 59262, 81158, 84909, 87482, 93126, 108066, 108647, 121737, 131223, 169818, 198121, 217294, 243474, 262446, 306187, 325941, 396242, 481151, 594363, 612374, 651882, 918561, 962302, 1188726, 1443453, 1837122, 2886906, 3368057, 6736114, 10104171, 20208342]

約数ペア:

[(1, 20208342), (2, 10104171), (3, 6736114), (6, 3368057), (7, 2886906), (11, 1837122), (14, 1443453), (17, 1188726), (21, 962302), (22, 918561), (31, 651882), (33, 612374), (34, 594363), (42, 481151), (51, 396242), (62, 325941), (66, 306187), (77, 262446), (83, 243474), (93, 217294), (102, 198121), (119, 169818), (154, 131223), (166, 121737), (186, 108647), (187, 108066), (217, 93126), (231, 87482), (238, 84909), (249, 81158), (341, 59262), (357, 56606), (374, 54033), (434, 46563), (462, 43741), (498, 40579), (527, 38346), (561, 36022), (581, 34782), (651, 31042), (682, 29631), (714, 28303), (913, 22134), (1023, 19754), (1054, 19173), (1122, 18011), (1162, 17391), (1302, 15521), (1309, 15438), (1411, 14322), (1581, 12782), (1743, 11594), (1826, 11067), (2046, 9877), (2387, 8466), (2573, 7854), (2618, 7719), (2739, 7378), (2822, 7161), (3162, 6391), (3486, 5797), (3689, 5478), (3927, 5146), (4233, 4774)]