18541492

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 36771840

約数和(自身を除く): 18230348

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 113, 127, 226, 254, 323, 452, 508, 646, 1292, 1921, 2147, 2159, 2413, 3842, 4294, 4318, 4826, 7684, 8588, 8636, 9652, 14351, 28702, 36499, 41021, 57404, 72998, 82042, 145996, 164084, 243967, 272669, 487934, 545338, 975868, 1090676, 4635373, 9270746, 18541492]

約数ペア:

[(1, 18541492), (2, 9270746), (4, 4635373), (17, 1090676), (19, 975868), (34, 545338), (38, 487934), (68, 272669), (76, 243967), (113, 164084), (127, 145996), (226, 82042), (254, 72998), (323, 57404), (452, 41021), (508, 36499), (646, 28702), (1292, 14351), (1921, 9652), (2147, 8636), (2159, 8588), (2413, 7684), (3842, 4826), (4294, 4318)]