1997847378

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{343627}}^1$

素因数の和:343671

約数の個数: 48

約数和(自身を含む): 4824537120

約数和(自身を除く): 2826689742

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 34, 38, 51, 57, 102, 114, 153, 171, 306, 323, 342, 646, 969, 1938, 2907, 5814, 343627, 687254, 1030881, 2061762, 3092643, 5841659, 6185286, 6528913, 11683318, 13057826, 17524977, 19586739, 35049954, 39173478, 52574931, 58760217, 105149862, 110991521, 117520434, 221983042, 332974563, 665949126, 998923689, 1997847378]

約数ペア:

[(1, 1997847378), (2, 998923689), (3, 665949126), (6, 332974563), (9, 221983042), (17, 117520434), (18, 110991521), (19, 105149862), (34, 58760217), (38, 52574931), (51, 39173478), (57, 35049954), (102, 19586739), (114, 17524977), (153, 13057826), (171, 11683318), (306, 6528913), (323, 6185286), (342, 5841659), (646, 3092643), (969, 2061762), (1938, 1030881), (2907, 687254), (5814, 343627)]