20094448

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:206

約数の個数: 80

約数和(自身を含む): 45711360

約数和(自身を除く): 25616912

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 31, 44, 58, 62, 88, 116, 124, 127, 176, 232, 248, 254, 319, 341, 464, 496, 508, 638, 682, 899, 1016, 1276, 1364, 1397, 1798, 2032, 2552, 2728, 2794, 3596, 3683, 3937, 5104, 5456, 5588, 7192, 7366, 7874, 9889, 11176, 14384, 14732, 15748, 19778, 22352, 29464, 31496, 39556, 40513, 43307, 58928, 62992, 79112, 81026, 86614, 114173, 158224, 162052, 173228, 228346, 324104, 346456, 456692, 648208, 692912, 913384, 1255903, 1826768, 2511806, 5023612, 10047224, 20094448]

約数ペア:

[(1, 20094448), (2, 10047224), (4, 5023612), (8, 2511806), (11, 1826768), (16, 1255903), (22, 913384), (29, 692912), (31, 648208), (44, 456692), (58, 346456), (62, 324104), (88, 228346), (116, 173228), (124, 162052), (127, 158224), (176, 114173), (232, 86614), (248, 81026), (254, 79112), (319, 62992), (341, 58928), (464, 43307), (496, 40513), (508, 39556), (638, 31496), (682, 29464), (899, 22352), (1016, 19778), (1276, 15748), (1364, 14732), (1397, 14384), (1798, 11176), (2032, 9889), (2552, 7874), (2728, 7366), (2794, 7192), (3596, 5588), (3683, 5456), (3937, 5104)]