20179337144

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{459373}}^1$

素因数の和:459432

約数の個数: 48

約数和(自身を含む): 42308345400

約数和(自身を除く): 22129008256

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 289, 323, 578, 646, 1156, 1292, 2312, 2584, 5491, 10982, 21964, 43928, 459373, 918746, 1837492, 3674984, 7809341, 8728087, 15618682, 17456174, 31237364, 34912348, 62474728, 69824696, 132758797, 148377479, 265517594, 296754958, 531035188, 593509916, 1062070376, 1187019832, 2522417143, 5044834286, 10089668572, 20179337144]

約数ペア:

[(1, 20179337144), (2, 10089668572), (4, 5044834286), (8, 2522417143), (17, 1187019832), (19, 1062070376), (34, 593509916), (38, 531035188), (68, 296754958), (76, 265517594), (136, 148377479), (152, 132758797), (289, 69824696), (323, 62474728), (578, 34912348), (646, 31237364), (1156, 17456174), (1292, 15618682), (2312, 8728087), (2584, 7809341), (5491, 3674984), (10982, 1837492), (21964, 918746), (43928, 459373)]