20908993886

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{1979}}^1\times {\mathrm{4951}}^1$

素因数の和:7040

約数の個数: 32

約数和(自身を含む): 34591898880

約数和(自身を除く): 13682904994

約数列:

[1, 2, 11, 22, 97, 194, 1067, 1979, 2134, 3958, 4951, 9902, 21769, 43538, 54461, 108922, 191963, 383926, 480247, 960494, 2111593, 4223186, 5282717, 9798029, 10565434, 19596058, 107778319, 215556638, 950408813, 1900817626, 10454496943, 20908993886]

約数ペア:

[(1, 20908993886), (2, 10454496943), (11, 1900817626), (22, 950408813), (97, 215556638), (194, 107778319), (1067, 19596058), (1979, 10565434), (2134, 9798029), (3958, 5282717), (4951, 4223186), (9902, 2111593), (21769, 960494), (43538, 480247), (54461, 383926), (108922, 191963)]