20183168

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:269

約数の個数: 64

約数和(自身を含む): 43533600

約数和(自身を除く): 23350432

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 43, 64, 76, 86, 128, 152, 172, 193, 304, 344, 386, 608, 688, 772, 817, 1216, 1376, 1544, 1634, 2432, 2752, 3088, 3268, 3667, 5504, 6176, 6536, 7334, 8299, 12352, 13072, 14668, 16598, 24704, 26144, 29336, 33196, 52288, 58672, 66392, 104576, 117344, 132784, 157681, 234688, 265568, 315362, 469376, 531136, 630724, 1062272, 1261448, 2522896, 5045792, 10091584, 20183168]

約数ペア:

[(1, 20183168), (2, 10091584), (4, 5045792), (8, 2522896), (16, 1261448), (19, 1062272), (32, 630724), (38, 531136), (43, 469376), (64, 315362), (76, 265568), (86, 234688), (128, 157681), (152, 132784), (172, 117344), (193, 104576), (304, 66392), (344, 58672), (386, 52288), (608, 33196), (688, 29336), (772, 26144), (817, 24704), (1216, 16598), (1376, 14668), (1544, 13072), (1634, 12352), (2432, 8299), (2752, 7334), (3088, 6536), (3268, 6176), (3667, 5504)]