18998915904

素因数分解:

$2^6\times 3^3\times {\mathrm{541}}^1\times {\mathrm{20323}}^1$

素因数の和:20885

約数の個数: 112

約数和(自身を含む): 55959288640

約数和(自身を除く): 36960372736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 144, 192, 216, 288, 432, 541, 576, 864, 1082, 1623, 1728, 2164, 3246, 4328, 4869, 6492, 8656, 9738, 12984, 14607, 17312, 19476, 20323, 25968, 29214, 34624, 38952, 40646, 51936, 58428, 60969, 77904, 81292, 103872, 116856, 121938, 155808, 162584, 182907, 233712, 243876, 311616, 325168, 365814, 467424, 487752, 548721, 650336, 731628, 934848, 975504, 1097442, 1300672, 1463256, 1951008, 2194884, 2926512, 3902016, 4389768, 5853024, 8779536, 10994743, 11706048, 17559072, 21989486, 32984229, 35118144, 43978972, 65968458, 87957944, 98952687, 131936916, 175915888, 197905374, 263873832, 296858061, 351831776, 395810748, 527747664, 593716122, 703663552, 791621496, 1055495328, 1187432244, 1583242992, 2110990656, 2374864488, 3166485984, 4749728976, 6332971968, 9499457952, 18998915904]

約数ペア:

[(1, 18998915904), (2, 9499457952), (3, 6332971968), (4, 4749728976), (6, 3166485984), (8, 2374864488), (9, 2110990656), (12, 1583242992), (16, 1187432244), (18, 1055495328), (24, 791621496), (27, 703663552), (32, 593716122), (36, 527747664), (48, 395810748), (54, 351831776), (64, 296858061), (72, 263873832), (96, 197905374), (108, 175915888), (144, 131936916), (192, 98952687), (216, 87957944), (288, 65968458), (432, 43978972), (541, 35118144), (576, 32984229), (864, 21989486), (1082, 17559072), (1623, 11706048), (1728, 10994743), (2164, 8779536), (3246, 5853024), (4328, 4389768), (4869, 3902016), (6492, 2926512), (8656, 2194884), (9738, 1951008), (12984, 1463256), (14607, 1300672), (17312, 1097442), (19476, 975504), (20323, 934848), (25968, 731628), (29214, 650336), (34624, 548721), (38952, 487752), (40646, 467424), (51936, 365814), (58428, 325168), (60969, 311616), (77904, 243876), (81292, 233712), (103872, 182907), (116856, 162584), (121938, 155808)]