18867456

素因数分解:

$2^8\times 3^2\times {\mathrm{19}}^1\times {\mathrm{431}}^1$

素因数の和:472

約数の個数: 108

約数和(自身を含む): 57395520

約数和(自身を除く): 38528064

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 64, 72, 76, 96, 114, 128, 144, 152, 171, 192, 228, 256, 288, 304, 342, 384, 431, 456, 576, 608, 684, 768, 862, 912, 1152, 1216, 1293, 1368, 1724, 1824, 2304, 2432, 2586, 2736, 3448, 3648, 3879, 4864, 5172, 5472, 6896, 7296, 7758, 8189, 10344, 10944, 13792, 14592, 15516, 16378, 20688, 21888, 24567, 27584, 31032, 32756, 41376, 43776, 49134, 55168, 62064, 65512, 73701, 82752, 98268, 110336, 124128, 131024, 147402, 165504, 196536, 248256, 262048, 294804, 331008, 393072, 496512, 524096, 589608, 786144, 993024, 1048192, 1179216, 1572288, 2096384, 2358432, 3144576, 4716864, 6289152, 9433728, 18867456]

約数ペア:

[(1, 18867456), (2, 9433728), (3, 6289152), (4, 4716864), (6, 3144576), (8, 2358432), (9, 2096384), (12, 1572288), (16, 1179216), (18, 1048192), (19, 993024), (24, 786144), (32, 589608), (36, 524096), (38, 496512), (48, 393072), (57, 331008), (64, 294804), (72, 262048), (76, 248256), (96, 196536), (114, 165504), (128, 147402), (144, 131024), (152, 124128), (171, 110336), (192, 98268), (228, 82752), (256, 73701), (288, 65512), (304, 62064), (342, 55168), (384, 49134), (431, 43776), (456, 41376), (576, 32756), (608, 31032), (684, 27584), (768, 24567), (862, 21888), (912, 20688), (1152, 16378), (1216, 15516), (1293, 14592), (1368, 13792), (1724, 10944), (1824, 10344), (2304, 8189), (2432, 7758), (2586, 7296), (2736, 6896), (3448, 5472), (3648, 5172), (3879, 4864)]