189409792

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{199}}^1$

素因数の和:254

約数の個数: 120

約数和(自身を含む): 449301600

約数和(自身を除く): 259891808

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 104, 128, 143, 169, 176, 199, 208, 256, 286, 338, 352, 398, 416, 512, 572, 676, 704, 796, 832, 1144, 1352, 1408, 1592, 1664, 1859, 2189, 2288, 2587, 2704, 2816, 3184, 3328, 3718, 4378, 4576, 5174, 5408, 5632, 6368, 6656, 7436, 8756, 9152, 10348, 10816, 12736, 14872, 17512, 18304, 20696, 21632, 25472, 28457, 29744, 33631, 35024, 36608, 41392, 43264, 50944, 56914, 59488, 67262, 70048, 73216, 82784, 86528, 101888, 113828, 118976, 134524, 140096, 165568, 227656, 237952, 269048, 280192, 331136, 369941, 455312, 475904, 538096, 560384, 662272, 739882, 910624, 951808, 1076192, 1120768, 1324544, 1479764, 1821248, 2152384, 2959528, 3642496, 4304768, 5919056, 7284992, 8609536, 11838112, 14569984, 17219072, 23676224, 47352448, 94704896, 189409792]

約数ペア:

[(1, 189409792), (2, 94704896), (4, 47352448), (8, 23676224), (11, 17219072), (13, 14569984), (16, 11838112), (22, 8609536), (26, 7284992), (32, 5919056), (44, 4304768), (52, 3642496), (64, 2959528), (88, 2152384), (104, 1821248), (128, 1479764), (143, 1324544), (169, 1120768), (176, 1076192), (199, 951808), (208, 910624), (256, 739882), (286, 662272), (338, 560384), (352, 538096), (398, 475904), (416, 455312), (512, 369941), (572, 331136), (676, 280192), (704, 269048), (796, 237952), (832, 227656), (1144, 165568), (1352, 140096), (1408, 134524), (1592, 118976), (1664, 113828), (1859, 101888), (2189, 86528), (2288, 82784), (2587, 73216), (2704, 70048), (2816, 67262), (3184, 59488), (3328, 56914), (3718, 50944), (4378, 43264), (4576, 41392), (5174, 36608), (5408, 35024), (5632, 33631), (6368, 29744), (6656, 28457), (7436, 25472), (8756, 21632), (9152, 20696), (10348, 18304), (10816, 17512), (12736, 14872)]