18087694

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^2$

素因数の和:312

約数の個数: 24

約数和(自身を含む): 29882304

約数和(自身を除く): 11794610

約数列:

[1, 2, 17, 31, 34, 62, 131, 262, 527, 1054, 2227, 4061, 4454, 8122, 17161, 34322, 69037, 138074, 291737, 531991, 583474, 1063982, 9043847, 18087694]

約数ペア:

[(1, 18087694), (2, 9043847), (17, 1063982), (31, 583474), (34, 531991), (62, 291737), (131, 138074), (262, 69037), (527, 34322), (1054, 17161), (2227, 8122), (4061, 4454)]