18450304

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:231

約数の個数: 64

約数和(自身を含む): 39841200

約数和(自身を除く): 21390896

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 61, 64, 68, 122, 128, 136, 139, 244, 272, 278, 488, 544, 556, 976, 1037, 1088, 1112, 1952, 2074, 2176, 2224, 2363, 3904, 4148, 4448, 4726, 7808, 8296, 8479, 8896, 9452, 16592, 16958, 17792, 18904, 33184, 33916, 37808, 66368, 67832, 75616, 132736, 135664, 144143, 151232, 271328, 288286, 302464, 542656, 576572, 1085312, 1153144, 2306288, 4612576, 9225152, 18450304]

約数ペア:

[(1, 18450304), (2, 9225152), (4, 4612576), (8, 2306288), (16, 1153144), (17, 1085312), (32, 576572), (34, 542656), (61, 302464), (64, 288286), (68, 271328), (122, 151232), (128, 144143), (136, 135664), (139, 132736), (244, 75616), (272, 67832), (278, 66368), (488, 37808), (544, 33916), (556, 33184), (976, 18904), (1037, 17792), (1088, 16958), (1112, 16592), (1952, 9452), (2074, 8896), (2176, 8479), (2224, 8296), (2363, 7808), (3904, 4726), (4148, 4448)]