19181712

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2137}}^1$

素因数の和:2176

約数の個数: 80

約数和(自身を含む): 57264192

約数和(自身を除く): 38082480

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 22, 24, 33, 34, 44, 48, 51, 66, 68, 88, 102, 132, 136, 176, 187, 204, 264, 272, 374, 408, 528, 561, 748, 816, 1122, 1496, 2137, 2244, 2992, 4274, 4488, 6411, 8548, 8976, 12822, 17096, 23507, 25644, 34192, 36329, 47014, 51288, 70521, 72658, 94028, 102576, 108987, 141042, 145316, 188056, 217974, 282084, 290632, 376112, 399619, 435948, 564168, 581264, 799238, 871896, 1128336, 1198857, 1598476, 1743792, 2397714, 3196952, 4795428, 6393904, 9590856, 19181712]

約数ペア:

[(1, 19181712), (2, 9590856), (3, 6393904), (4, 4795428), (6, 3196952), (8, 2397714), (11, 1743792), (12, 1598476), (16, 1198857), (17, 1128336), (22, 871896), (24, 799238), (33, 581264), (34, 564168), (44, 435948), (48, 399619), (51, 376112), (66, 290632), (68, 282084), (88, 217974), (102, 188056), (132, 145316), (136, 141042), (176, 108987), (187, 102576), (204, 94028), (264, 72658), (272, 70521), (374, 51288), (408, 47014), (528, 36329), (561, 34192), (748, 25644), (816, 23507), (1122, 17096), (1496, 12822), (2137, 8976), (2244, 8548), (2992, 6411), (4274, 4488)]