19671008

素因数分解:

$2^5\times 7^1\times {\mathrm{137}}^1\times {\mathrm{641}}^1$

素因数の和:795

約数の個数: 48

約数和(自身を含む): 44652384

約数和(自身を除く): 24981376

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 137, 224, 274, 548, 641, 959, 1096, 1282, 1918, 2192, 2564, 3836, 4384, 4487, 5128, 7672, 8974, 10256, 15344, 17948, 20512, 30688, 35896, 71792, 87817, 143584, 175634, 351268, 614719, 702536, 1229438, 1405072, 2458876, 2810144, 4917752, 9835504, 19671008]

約数ペア:

[(1, 19671008), (2, 9835504), (4, 4917752), (7, 2810144), (8, 2458876), (14, 1405072), (16, 1229438), (28, 702536), (32, 614719), (56, 351268), (112, 175634), (137, 143584), (224, 87817), (274, 71792), (548, 35896), (641, 30688), (959, 20512), (1096, 17948), (1282, 15344), (1918, 10256), (2192, 8974), (2564, 7672), (3836, 5128), (4384, 4487)]