18699824

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{743}}^1$

素因数の和:786

約数の個数: 60

約数和(自身を含む): 42945168

約数和(自身を除く): 24245344

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 121, 143, 176, 208, 242, 286, 484, 572, 743, 968, 1144, 1486, 1573, 1936, 2288, 2972, 3146, 5944, 6292, 8173, 9659, 11888, 12584, 16346, 19318, 25168, 32692, 38636, 65384, 77272, 89903, 106249, 130768, 154544, 179806, 212498, 359612, 424996, 719224, 849992, 1168739, 1438448, 1699984, 2337478, 4674956, 9349912, 18699824]

約数ペア:

[(1, 18699824), (2, 9349912), (4, 4674956), (8, 2337478), (11, 1699984), (13, 1438448), (16, 1168739), (22, 849992), (26, 719224), (44, 424996), (52, 359612), (88, 212498), (104, 179806), (121, 154544), (143, 130768), (176, 106249), (208, 89903), (242, 77272), (286, 65384), (484, 38636), (572, 32692), (743, 25168), (968, 19318), (1144, 16346), (1486, 12584), (1573, 11888), (1936, 9659), (2288, 8173), (2972, 6292), (3146, 5944)]