18980688496

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{906259}}^1$

素因数の和:906302

約数の個数: 80

約数和(自身を含む): 48546535680

約数和(自身を除く): 29565847184

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 34, 44, 56, 68, 77, 88, 112, 119, 136, 154, 176, 187, 238, 272, 308, 374, 476, 616, 748, 952, 1232, 1309, 1496, 1904, 2618, 2992, 5236, 10472, 20944, 906259, 1812518, 3625036, 6343813, 7250072, 9968849, 12687626, 14500144, 15406403, 19937698, 25375252, 30812806, 39875396, 50750504, 61625612, 69781943, 79750792, 101501008, 107844821, 123251224, 139563886, 159501584, 169470433, 215689642, 246502448, 279127772, 338940866, 431379284, 558255544, 677881732, 862758568, 1116511088, 1186293031, 1355763464, 1725517136, 2372586062, 2711526928, 4745172124, 9490344248, 18980688496]

約数ペア:

[(1, 18980688496), (2, 9490344248), (4, 4745172124), (7, 2711526928), (8, 2372586062), (11, 1725517136), (14, 1355763464), (16, 1186293031), (17, 1116511088), (22, 862758568), (28, 677881732), (34, 558255544), (44, 431379284), (56, 338940866), (68, 279127772), (77, 246502448), (88, 215689642), (112, 169470433), (119, 159501584), (136, 139563886), (154, 123251224), (176, 107844821), (187, 101501008), (238, 79750792), (272, 69781943), (308, 61625612), (374, 50750504), (476, 39875396), (616, 30812806), (748, 25375252), (952, 19937698), (1232, 15406403), (1309, 14500144), (1496, 12687626), (1904, 9968849), (2618, 7250072), (2992, 6343813), (5236, 3625036), (10472, 1812518), (20944, 906259)]