18475552

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{463}}^1$

素因数の和:545

約数の個数: 48

約数和(自身を含む): 38586240

約数和(自身を除く): 20110688

約数列:

[1, 2, 4, 8, 16, 29, 32, 43, 58, 86, 116, 172, 232, 344, 463, 464, 688, 926, 928, 1247, 1376, 1852, 2494, 3704, 4988, 7408, 9976, 13427, 14816, 19909, 19952, 26854, 39818, 39904, 53708, 79636, 107416, 159272, 214832, 318544, 429664, 577361, 637088, 1154722, 2309444, 4618888, 9237776, 18475552]

約数ペア:

[(1, 18475552), (2, 9237776), (4, 4618888), (8, 2309444), (16, 1154722), (29, 637088), (32, 577361), (43, 429664), (58, 318544), (86, 214832), (116, 159272), (172, 107416), (232, 79636), (344, 53708), (463, 39904), (464, 39818), (688, 26854), (926, 19952), (928, 19909), (1247, 14816), (1376, 13427), (1852, 9976), (2494, 7408), (3704, 4988)]