20569932

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:136

約数の個数: 144

約数和(自身を含む): 60933600

約数和(自身を除く): 40363668

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 29, 34, 36, 38, 51, 57, 58, 61, 68, 76, 87, 102, 114, 116, 122, 153, 171, 174, 183, 204, 228, 244, 261, 306, 323, 342, 348, 366, 493, 522, 549, 551, 612, 646, 684, 732, 969, 986, 1037, 1044, 1098, 1102, 1159, 1292, 1479, 1653, 1769, 1938, 1972, 2074, 2196, 2204, 2318, 2907, 2958, 3111, 3306, 3477, 3538, 3876, 4148, 4437, 4636, 4959, 5307, 5814, 5916, 6222, 6612, 6954, 7076, 8874, 9333, 9367, 9918, 10431, 10614, 11628, 12444, 13908, 15921, 17748, 18666, 18734, 19703, 19836, 20862, 21228, 28101, 30073, 31842, 33611, 37332, 37468, 39406, 41724, 56202, 59109, 60146, 63684, 67222, 78812, 84303, 90219, 100833, 112404, 118218, 120292, 134444, 168606, 177327, 180438, 201666, 236436, 270657, 302499, 337212, 354654, 360876, 403332, 541314, 571387, 604998, 709308, 1082628, 1142774, 1209996, 1714161, 2285548, 3428322, 5142483, 6856644, 10284966, 20569932]

約数ペア:

[(1, 20569932), (2, 10284966), (3, 6856644), (4, 5142483), (6, 3428322), (9, 2285548), (12, 1714161), (17, 1209996), (18, 1142774), (19, 1082628), (29, 709308), (34, 604998), (36, 571387), (38, 541314), (51, 403332), (57, 360876), (58, 354654), (61, 337212), (68, 302499), (76, 270657), (87, 236436), (102, 201666), (114, 180438), (116, 177327), (122, 168606), (153, 134444), (171, 120292), (174, 118218), (183, 112404), (204, 100833), (228, 90219), (244, 84303), (261, 78812), (306, 67222), (323, 63684), (342, 60146), (348, 59109), (366, 56202), (493, 41724), (522, 39406), (549, 37468), (551, 37332), (612, 33611), (646, 31842), (684, 30073), (732, 28101), (969, 21228), (986, 20862), (1037, 19836), (1044, 19703), (1098, 18734), (1102, 18666), (1159, 17748), (1292, 15921), (1479, 13908), (1653, 12444), (1769, 11628), (1938, 10614), (1972, 10431), (2074, 9918), (2196, 9367), (2204, 9333), (2318, 8874), (2907, 7076), (2958, 6954), (3111, 6612), (3306, 6222), (3477, 5916), (3538, 5814), (3876, 5307), (4148, 4959), (4437, 4636)]