18281536

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:148

約数の個数: 112

約数和(自身を含む): 46313344

約数和(自身を除く): 28031808

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 43, 52, 56, 64, 73, 86, 91, 104, 112, 146, 172, 182, 208, 224, 292, 301, 344, 364, 416, 448, 511, 559, 584, 602, 688, 728, 832, 949, 1022, 1118, 1168, 1204, 1376, 1456, 1898, 2044, 2236, 2336, 2408, 2752, 2912, 3139, 3796, 3913, 4088, 4472, 4672, 4816, 5824, 6278, 6643, 7592, 7826, 8176, 8944, 9632, 12556, 13286, 15184, 15652, 16352, 17888, 19264, 21973, 25112, 26572, 30368, 31304, 32704, 35776, 40807, 43946, 50224, 53144, 60736, 62608, 81614, 87892, 100448, 106288, 125216, 163228, 175784, 200896, 212576, 250432, 285649, 326456, 351568, 425152, 571298, 652912, 703136, 1142596, 1305824, 1406272, 2285192, 2611648, 4570384, 9140768, 18281536]

約数ペア:

[(1, 18281536), (2, 9140768), (4, 4570384), (7, 2611648), (8, 2285192), (13, 1406272), (14, 1305824), (16, 1142596), (26, 703136), (28, 652912), (32, 571298), (43, 425152), (52, 351568), (56, 326456), (64, 285649), (73, 250432), (86, 212576), (91, 200896), (104, 175784), (112, 163228), (146, 125216), (172, 106288), (182, 100448), (208, 87892), (224, 81614), (292, 62608), (301, 60736), (344, 53144), (364, 50224), (416, 43946), (448, 40807), (511, 35776), (559, 32704), (584, 31304), (602, 30368), (688, 26572), (728, 25112), (832, 21973), (949, 19264), (1022, 17888), (1118, 16352), (1168, 15652), (1204, 15184), (1376, 13286), (1456, 12556), (1898, 9632), (2044, 8944), (2236, 8176), (2336, 7826), (2408, 7592), (2752, 6643), (2912, 6278), (3139, 5824), (3796, 4816), (3913, 4672), (4088, 4472)]