20261144

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{7841}}^1$

素因数の和:7883

約数の個数: 32

約数和(自身を含む): 42346800

約数和(自身を除く): 22085656

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292, 2584, 7841, 15682, 31364, 62728, 133297, 148979, 266594, 297958, 533188, 595916, 1066376, 1191832, 2532643, 5065286, 10130572, 20261144]

約数ペア:

[(1, 20261144), (2, 10130572), (4, 5065286), (8, 2532643), (17, 1191832), (19, 1066376), (34, 595916), (38, 533188), (68, 297958), (76, 266594), (136, 148979), (152, 133297), (323, 62728), (646, 31364), (1292, 15682), (2584, 7841)]