20723204

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{7433}}^1$

素因数の和:7495

約数の個数: 24

約数和(自身を含む): 39340728

約数和(自身を除く): 18617524

約数列:

[1, 2, 4, 17, 34, 41, 68, 82, 164, 697, 1394, 2788, 7433, 14866, 29732, 126361, 252722, 304753, 505444, 609506, 1219012, 5180801, 10361602, 20723204]

約数ペア:

[(1, 20723204), (2, 10361602), (4, 5180801), (17, 1219012), (34, 609506), (41, 505444), (68, 304753), (82, 252722), (164, 126361), (697, 29732), (1394, 14866), (2788, 7433)]