20110431685

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{271}}^1\times {\mathrm{6389}}^1$

素因数の和:6789

約数の個数: 32

約数和(自身を含む): 25528919040

約数和(自身を除く): 5418487355

約数列:

[1, 5, 23, 101, 115, 271, 505, 1355, 2323, 6233, 6389, 11615, 27371, 31165, 31945, 136855, 146947, 629533, 645289, 734735, 1731419, 3147665, 3226445, 8657095, 14841647, 39822637, 74208235, 174873319, 199113185, 874366595, 4022086337, 20110431685]

約数ペア:

[(1, 20110431685), (5, 4022086337), (23, 874366595), (101, 199113185), (115, 174873319), (271, 74208235), (505, 39822637), (1355, 14841647), (2323, 8657095), (6233, 3226445), (6389, 3147665), (11615, 1731419), (27371, 734735), (31165, 645289), (31945, 629533), (136855, 146947)]