19924578

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:216

約数の個数: 96

約数和(自身を含む): 50544000

約数和(自身を除く): 30619422

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 23, 34, 38, 46, 51, 57, 69, 102, 114, 138, 149, 153, 171, 207, 298, 306, 323, 342, 391, 414, 437, 447, 646, 782, 874, 894, 969, 1173, 1311, 1341, 1938, 2346, 2533, 2622, 2682, 2831, 2907, 3427, 3519, 3933, 5066, 5662, 5814, 6854, 7038, 7429, 7599, 7866, 8493, 10281, 14858, 15198, 16986, 20562, 22287, 22797, 25479, 30843, 44574, 45594, 48127, 50958, 58259, 61686, 65113, 66861, 96254, 116518, 130226, 133722, 144381, 174777, 195339, 288762, 349554, 390678, 433143, 524331, 586017, 866286, 1048662, 1106921, 1172034, 2213842, 3320763, 6641526, 9962289, 19924578]

約数ペア:

[(1, 19924578), (2, 9962289), (3, 6641526), (6, 3320763), (9, 2213842), (17, 1172034), (18, 1106921), (19, 1048662), (23, 866286), (34, 586017), (38, 524331), (46, 433143), (51, 390678), (57, 349554), (69, 288762), (102, 195339), (114, 174777), (138, 144381), (149, 133722), (153, 130226), (171, 116518), (207, 96254), (298, 66861), (306, 65113), (323, 61686), (342, 58259), (391, 50958), (414, 48127), (437, 45594), (447, 44574), (646, 30843), (782, 25479), (874, 22797), (894, 22287), (969, 20562), (1173, 16986), (1311, 15198), (1341, 14858), (1938, 10281), (2346, 8493), (2533, 7866), (2622, 7599), (2682, 7429), (2831, 7038), (2907, 6854), (3427, 5814), (3519, 5662), (3933, 5066)]