19646646

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:233

約数の個数: 64

約数和(自身を含む): 44236800

約数和(自身を除く): 24590154

約数列:

[1, 2, 3, 6, 19, 23, 38, 46, 57, 59, 69, 114, 118, 127, 138, 177, 254, 354, 381, 437, 762, 874, 1121, 1311, 1357, 2242, 2413, 2622, 2714, 2921, 3363, 4071, 4826, 5842, 6726, 7239, 7493, 8142, 8763, 14478, 14986, 17526, 22479, 25783, 44958, 51566, 55499, 77349, 110998, 142367, 154698, 166497, 172339, 284734, 332994, 344678, 427101, 517017, 854202, 1034034, 3274441, 6548882, 9823323, 19646646]

約数ペア:

[(1, 19646646), (2, 9823323), (3, 6548882), (6, 3274441), (19, 1034034), (23, 854202), (38, 517017), (46, 427101), (57, 344678), (59, 332994), (69, 284734), (114, 172339), (118, 166497), (127, 154698), (138, 142367), (177, 110998), (254, 77349), (354, 55499), (381, 51566), (437, 44958), (762, 25783), (874, 22479), (1121, 17526), (1311, 14986), (1357, 14478), (2242, 8763), (2413, 8142), (2622, 7493), (2714, 7239), (2921, 6726), (3363, 5842), (4071, 4826)]