19785076

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 38707200

約数和(自身を除く): 18922124

約数列:

[1, 2, 4, 17, 29, 34, 58, 68, 79, 116, 127, 158, 254, 316, 493, 508, 986, 1343, 1972, 2159, 2291, 2686, 3683, 4318, 4582, 5372, 7366, 8636, 9164, 10033, 14732, 20066, 38947, 40132, 62611, 77894, 125222, 155788, 170561, 250444, 290957, 341122, 581914, 682244, 1163828, 4946269, 9892538, 19785076]

約数ペア:

[(1, 19785076), (2, 9892538), (4, 4946269), (17, 1163828), (29, 682244), (34, 581914), (58, 341122), (68, 290957), (79, 250444), (116, 170561), (127, 155788), (158, 125222), (254, 77894), (316, 62611), (493, 40132), (508, 38947), (986, 20066), (1343, 14732), (1972, 10033), (2159, 9164), (2291, 8636), (2686, 7366), (3683, 5372), (4318, 4582)]