20120884564

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^2\times {\mathrm{10753}}^1$

素因数の和:10877

約数の個数: 72

約数和(自身を含む): 41040361152

約数和(自身を除く): 20919476588

約数列:

[1, 2, 4, 11, 22, 23, 43, 44, 46, 86, 92, 172, 253, 473, 506, 946, 989, 1012, 1849, 1892, 1978, 3698, 3956, 7396, 10753, 10879, 20339, 21506, 21758, 40678, 42527, 43012, 43516, 81356, 85054, 118283, 170108, 236566, 247319, 462379, 467797, 473132, 494638, 924758, 935594, 989276, 1849516, 1871188, 2720509, 5086169, 5441018, 10172338, 10634717, 10882036, 19882297, 20344676, 21269434, 39764594, 42538868, 79529188, 116981887, 218705267, 233963774, 437410534, 457292831, 467927548, 874821068, 914585662, 1829171324, 5030221141, 10060442282, 20120884564]

約数ペア:

[(1, 20120884564), (2, 10060442282), (4, 5030221141), (11, 1829171324), (22, 914585662), (23, 874821068), (43, 467927548), (44, 457292831), (46, 437410534), (86, 233963774), (92, 218705267), (172, 116981887), (253, 79529188), (473, 42538868), (506, 39764594), (946, 21269434), (989, 20344676), (1012, 19882297), (1849, 10882036), (1892, 10634717), (1978, 10172338), (3698, 5441018), (3956, 5086169), (7396, 2720509), (10753, 1871188), (10879, 1849516), (20339, 989276), (21506, 935594), (21758, 924758), (40678, 494638), (42527, 473132), (43012, 467797), (43516, 462379), (81356, 247319), (85054, 236566), (118283, 170108)]