20294396

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{2003}}^1$

素因数の和:2173

約数の個数: 24

約数和(自身を含む): 37875600

約数和(自身を除く): 17581204

約数列:

[1, 2, 4, 17, 34, 68, 149, 298, 596, 2003, 2533, 4006, 5066, 8012, 10132, 34051, 68102, 136204, 298447, 596894, 1193788, 5073599, 10147198, 20294396]

約数ペア:

[(1, 20294396), (2, 10147198), (4, 5073599), (17, 1193788), (34, 596894), (68, 298447), (149, 136204), (298, 68102), (596, 34051), (2003, 10132), (2533, 8012), (4006, 5066)]