17917984

素因数分解:

$2^5\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1951}}^1$

素因数の和:2009

約数の個数: 48

約数和(自身を含む): 41319936

約数和(自身を除く): 23401952

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 82, 112, 164, 224, 287, 328, 574, 656, 1148, 1312, 1951, 2296, 3902, 4592, 7804, 9184, 13657, 15608, 27314, 31216, 54628, 62432, 79991, 109256, 159982, 218512, 319964, 437024, 559937, 639928, 1119874, 1279856, 2239748, 2559712, 4479496, 8958992, 17917984]

約数ペア:

[(1, 17917984), (2, 8958992), (4, 4479496), (7, 2559712), (8, 2239748), (14, 1279856), (16, 1119874), (28, 639928), (32, 559937), (41, 437024), (56, 319964), (82, 218512), (112, 159982), (164, 109256), (224, 79991), (287, 62432), (328, 54628), (574, 31216), (656, 27314), (1148, 15608), (1312, 13657), (1951, 9184), (2296, 7804), (3902, 4592)]