31054816

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3929}}^1$

素因数の和:3971

約数の個数: 48

約数和(自身を含む): 69325200

約数和(自身を除く): 38270384

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 608, 988, 1976, 3929, 3952, 7858, 7904, 15716, 31432, 51077, 62864, 74651, 102154, 125728, 149302, 204308, 298604, 408616, 597208, 817232, 970463, 1194416, 1634464, 1940926, 2388832, 3881852, 7763704, 15527408, 31054816]

約数ペア:

[(1, 31054816), (2, 15527408), (4, 7763704), (8, 3881852), (13, 2388832), (16, 1940926), (19, 1634464), (26, 1194416), (32, 970463), (38, 817232), (52, 597208), (76, 408616), (104, 298604), (152, 204308), (208, 149302), (247, 125728), (304, 102154), (416, 74651), (494, 62864), (608, 51077), (988, 31432), (1976, 15716), (3929, 7904), (3952, 7858)]