18969534452

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{41}}^1\times {\mathrm{43}}^2\times {\mathrm{47}}^1$

素因数の和:211

約数の個数: 144

約数和(自身を含む): 39109319424

約数和(自身を除く): 20139784972

約数列:

[1, 2, 4, 11, 22, 41, 43, 44, 47, 82, 86, 94, 121, 164, 172, 188, 242, 451, 473, 484, 517, 902, 946, 1034, 1331, 1763, 1804, 1849, 1892, 1927, 2021, 2068, 2662, 3526, 3698, 3854, 4042, 4961, 5203, 5324, 5687, 7052, 7396, 7708, 8084, 9922, 10406, 11374, 19393, 19844, 20339, 20812, 21197, 22231, 22748, 38786, 40678, 42394, 44462, 54571, 57233, 62557, 75809, 77572, 81356, 82861, 84788, 86903, 88924, 109142, 114466, 125114, 151618, 165722, 173806, 213323, 218284, 223729, 228932, 233167, 244541, 250228, 303236, 331444, 347612, 426646, 447458, 466334, 489082, 833899, 853292, 894916, 911471, 932668, 955933, 978164, 1667798, 1822942, 1911866, 2346553, 2461019, 2564837, 2689951, 3335596, 3563023, 3645884, 3823732, 4693106, 4922038, 5129674, 5379902, 7126046, 9172889, 9386212, 9844076, 10026181, 10259348, 10515263, 10759804, 14252092, 18345778, 20052362, 21030526, 36691556, 39193253, 40104724, 42061052, 78386506, 100901779, 110287991, 115667893, 156773012, 201803558, 220575982, 231335786, 403607116, 431125783, 441151964, 462671572, 862251566, 1724503132, 4742383613, 9484767226, 18969534452]

約数ペア:

[(1, 18969534452), (2, 9484767226), (4, 4742383613), (11, 1724503132), (22, 862251566), (41, 462671572), (43, 441151964), (44, 431125783), (47, 403607116), (82, 231335786), (86, 220575982), (94, 201803558), (121, 156773012), (164, 115667893), (172, 110287991), (188, 100901779), (242, 78386506), (451, 42061052), (473, 40104724), (484, 39193253), (517, 36691556), (902, 21030526), (946, 20052362), (1034, 18345778), (1331, 14252092), (1763, 10759804), (1804, 10515263), (1849, 10259348), (1892, 10026181), (1927, 9844076), (2021, 9386212), (2068, 9172889), (2662, 7126046), (3526, 5379902), (3698, 5129674), (3854, 4922038), (4042, 4693106), (4961, 3823732), (5203, 3645884), (5324, 3563023), (5687, 3335596), (7052, 2689951), (7396, 2564837), (7708, 2461019), (8084, 2346553), (9922, 1911866), (10406, 1822942), (11374, 1667798), (19393, 978164), (19844, 955933), (20339, 932668), (20812, 911471), (21197, 894916), (22231, 853292), (22748, 833899), (38786, 489082), (40678, 466334), (42394, 447458), (44462, 426646), (54571, 347612), (57233, 331444), (62557, 303236), (75809, 250228), (77572, 244541), (81356, 233167), (82861, 228932), (84788, 223729), (86903, 218284), (88924, 213323), (109142, 173806), (114466, 165722), (125114, 151618)]