18157768

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{7027}}^1$

素因数の和:7069

約数の個数: 32

約数和(自身を含む): 37951200

約数和(自身を除く): 19793432

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292, 2584, 7027, 14054, 28108, 56216, 119459, 133513, 238918, 267026, 477836, 534052, 955672, 1068104, 2269721, 4539442, 9078884, 18157768]

約数ペア:

[(1, 18157768), (2, 9078884), (4, 4539442), (8, 2269721), (17, 1068104), (19, 955672), (34, 534052), (38, 477836), (68, 267026), (76, 238918), (136, 133513), (152, 119459), (323, 56216), (646, 28108), (1292, 14054), (2584, 7027)]