18778948

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{12007}}^1$

素因数の和:12051

約数の個数: 24

約数和(自身を含む): 36312192

約数和(自身を除く): 17533244

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 391, 782, 1564, 12007, 24014, 48028, 204119, 276161, 408238, 552322, 816476, 1104644, 4694737, 9389474, 18778948]

約数ペア:

[(1, 18778948), (2, 9389474), (4, 4694737), (17, 1104644), (23, 816476), (34, 552322), (46, 408238), (68, 276161), (92, 204119), (391, 48028), (782, 24014), (1564, 12007)]