18256504

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1$

素因数の和:308

約数の個数: 64

約数和(自身を含む): 42024960

約数和(自身を除く): 23768456

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 127, 136, 151, 238, 254, 302, 476, 508, 604, 889, 952, 1016, 1057, 1208, 1778, 2114, 2159, 2567, 3556, 4228, 4318, 5134, 7112, 8456, 8636, 10268, 15113, 17272, 17969, 19177, 20536, 30226, 35938, 38354, 60452, 71876, 76708, 120904, 134239, 143752, 153416, 268478, 326009, 536956, 652018, 1073912, 1304036, 2282063, 2608072, 4564126, 9128252, 18256504]

約数ペア:

[(1, 18256504), (2, 9128252), (4, 4564126), (7, 2608072), (8, 2282063), (14, 1304036), (17, 1073912), (28, 652018), (34, 536956), (56, 326009), (68, 268478), (119, 153416), (127, 143752), (136, 134239), (151, 120904), (238, 76708), (254, 71876), (302, 60452), (476, 38354), (508, 35938), (604, 30226), (889, 20536), (952, 19177), (1016, 17969), (1057, 17272), (1208, 15113), (1778, 10268), (2114, 8636), (2159, 8456), (2567, 7112), (3556, 5134), (4228, 4318)]