18699184

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:123

約数の個数: 120

約数和(自身を含む): 47327328

約数和(自身を除く): 28628144

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 23, 28, 34, 46, 49, 56, 61, 68, 92, 98, 112, 119, 122, 136, 161, 184, 196, 238, 244, 272, 322, 368, 391, 392, 427, 476, 488, 644, 782, 784, 833, 854, 952, 976, 1037, 1127, 1288, 1403, 1564, 1666, 1708, 1904, 2074, 2254, 2576, 2737, 2806, 2989, 3128, 3332, 3416, 4148, 4508, 5474, 5612, 5978, 6256, 6664, 6832, 7259, 8296, 9016, 9821, 10948, 11224, 11956, 13328, 14518, 16592, 18032, 19159, 19642, 21896, 22448, 23851, 23912, 29036, 38318, 39284, 43792, 47702, 47824, 50813, 58072, 68747, 76636, 78568, 95404, 101626, 116144, 137494, 153272, 157136, 166957, 190808, 203252, 274988, 306544, 333914, 381616, 406504, 549976, 667828, 813008, 1099952, 1168699, 1335656, 2337398, 2671312, 4674796, 9349592, 18699184]

約数ペア:

[(1, 18699184), (2, 9349592), (4, 4674796), (7, 2671312), (8, 2337398), (14, 1335656), (16, 1168699), (17, 1099952), (23, 813008), (28, 667828), (34, 549976), (46, 406504), (49, 381616), (56, 333914), (61, 306544), (68, 274988), (92, 203252), (98, 190808), (112, 166957), (119, 157136), (122, 153272), (136, 137494), (161, 116144), (184, 101626), (196, 95404), (238, 78568), (244, 76636), (272, 68747), (322, 58072), (368, 50813), (391, 47824), (392, 47702), (427, 43792), (476, 39284), (488, 38318), (644, 29036), (782, 23912), (784, 23851), (833, 22448), (854, 21896), (952, 19642), (976, 19159), (1037, 18032), (1127, 16592), (1288, 14518), (1403, 13328), (1564, 11956), (1666, 11224), (1708, 10948), (1904, 9821), (2074, 9016), (2254, 8296), (2576, 7259), (2737, 6832), (2806, 6664), (2989, 6256), (3128, 5978), (3332, 5612), (3416, 5474), (4148, 4508)]