20281613118

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1\times {\mathrm{1901}}^1$

素因数の和:2274

約数の個数: 128

約数和(自身を含む): 48160465920

約数和(自身を除く): 27878852802

約数列:

[1, 2, 3, 6, 13, 19, 23, 26, 38, 39, 46, 57, 69, 78, 114, 138, 247, 299, 313, 437, 494, 598, 626, 741, 874, 897, 939, 1311, 1482, 1794, 1878, 1901, 2622, 3802, 4069, 5681, 5703, 5947, 7199, 8138, 11362, 11406, 11894, 12207, 14398, 17043, 17841, 21597, 24414, 24713, 34086, 35682, 36119, 43194, 43723, 49426, 72238, 74139, 77311, 87446, 93587, 108357, 131169, 136781, 148278, 154622, 187174, 216714, 231933, 262338, 273562, 280761, 410343, 463866, 469547, 561522, 568399, 595013, 820686, 830737, 939094, 1136798, 1190026, 1408641, 1661474, 1705197, 1778153, 1785039, 2492211, 2817282, 3410394, 3556306, 3570078, 4984422, 5334459, 7735169, 10668918, 10799581, 11305247, 13685299, 15470338, 21599162, 22610494, 23205507, 27370598, 32398743, 33915741, 41055897, 46411014, 64797486, 67831482, 82111794, 146968211, 177908887, 260020681, 293936422, 355817774, 440904633, 520041362, 533726661, 780062043, 881809266, 1067453322, 1560124086, 3380268853, 6760537706, 10140806559, 20281613118]

約数ペア:

[(1, 20281613118), (2, 10140806559), (3, 6760537706), (6, 3380268853), (13, 1560124086), (19, 1067453322), (23, 881809266), (26, 780062043), (38, 533726661), (39, 520041362), (46, 440904633), (57, 355817774), (69, 293936422), (78, 260020681), (114, 177908887), (138, 146968211), (247, 82111794), (299, 67831482), (313, 64797486), (437, 46411014), (494, 41055897), (598, 33915741), (626, 32398743), (741, 27370598), (874, 23205507), (897, 22610494), (939, 21599162), (1311, 15470338), (1482, 13685299), (1794, 11305247), (1878, 10799581), (1901, 10668918), (2622, 7735169), (3802, 5334459), (4069, 4984422), (5681, 3570078), (5703, 3556306), (5947, 3410394), (7199, 2817282), (8138, 2492211), (11362, 1785039), (11406, 1778153), (11894, 1705197), (12207, 1661474), (14398, 1408641), (17043, 1190026), (17841, 1136798), (21597, 939094), (24414, 830737), (24713, 820686), (34086, 595013), (35682, 568399), (36119, 561522), (43194, 469547), (43723, 463866), (49426, 410343), (72238, 280761), (74139, 273562), (77311, 262338), (87446, 231933), (93587, 216714), (108357, 187174), (131169, 154622), (136781, 148278)]