19948651778

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1\times {\mathrm{3733}}^1$

素因数の和:4007

約数の個数: 64

約数和(自身を含む): 34842700800

約数和(自身を除く): 14894049022

約数列:

[1, 2, 11, 22, 23, 46, 59, 118, 179, 253, 358, 506, 649, 1298, 1357, 1969, 2714, 3733, 3938, 4117, 7466, 8234, 10561, 14927, 21122, 29854, 41063, 45287, 82126, 85859, 90574, 116171, 171718, 220247, 232342, 242903, 440494, 485806, 668207, 944449, 1336414, 1888898, 2422717, 2671933, 4845434, 5065681, 5343866, 7350277, 10131362, 14700554, 15368761, 30737522, 39424213, 55722491, 78848426, 111444982, 169056371, 338112742, 433666343, 867332686, 906756899, 1813513798, 9974325889, 19948651778]

約数ペア:

[(1, 19948651778), (2, 9974325889), (11, 1813513798), (22, 906756899), (23, 867332686), (46, 433666343), (59, 338112742), (118, 169056371), (179, 111444982), (253, 78848426), (358, 55722491), (506, 39424213), (649, 30737522), (1298, 15368761), (1357, 14700554), (1969, 10131362), (2714, 7350277), (3733, 5343866), (3938, 5065681), (4117, 4845434), (7466, 2671933), (8234, 2422717), (10561, 1888898), (14927, 1336414), (21122, 944449), (29854, 668207), (41063, 485806), (45287, 440494), (82126, 242903), (85859, 232342), (90574, 220247), (116171, 171718)]