2018949856

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^2\times {\mathrm{74489}}^1$

素因数の和:74528

約数の個数: 72

約数和(自身を含む): 4993213680

約数和(自身を除く): 2974263824

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 112, 121, 154, 176, 224, 242, 308, 352, 484, 616, 847, 968, 1232, 1694, 1936, 2464, 3388, 3872, 6776, 13552, 27104, 74489, 148978, 297956, 521423, 595912, 819379, 1042846, 1191824, 1638758, 2085692, 2383648, 3277516, 4171384, 5735653, 6555032, 8342768, 9013169, 11471306, 13110064, 16685536, 18026338, 22942612, 26220128, 36052676, 45885224, 63092183, 72105352, 91770448, 126184366, 144210704, 183540896, 252368732, 288421408, 504737464, 1009474928, 2018949856]

約数ペア:

[(1, 2018949856), (2, 1009474928), (4, 504737464), (7, 288421408), (8, 252368732), (11, 183540896), (14, 144210704), (16, 126184366), (22, 91770448), (28, 72105352), (32, 63092183), (44, 45885224), (56, 36052676), (77, 26220128), (88, 22942612), (112, 18026338), (121, 16685536), (154, 13110064), (176, 11471306), (224, 9013169), (242, 8342768), (308, 6555032), (352, 5735653), (484, 4171384), (616, 3277516), (847, 2383648), (968, 2085692), (1232, 1638758), (1694, 1191824), (1936, 1042846), (2464, 819379), (3388, 595912), (3872, 521423), (6776, 297956), (13552, 148978), (27104, 74489)]