20161198624

素因数分解:

$2^5\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1267681}}^1$

素因数の和:1267769

約数の個数: 48

約数和(自身を含む): 46001644416

約数和(自身を除く): 25840445792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 71, 112, 142, 224, 284, 497, 568, 994, 1136, 1988, 2272, 3976, 7952, 15904, 1267681, 2535362, 5070724, 8873767, 10141448, 17747534, 20282896, 35495068, 40565792, 70990136, 90005351, 141980272, 180010702, 283960544, 360021404, 630037457, 720042808, 1260074914, 1440085616, 2520149828, 2880171232, 5040299656, 10080599312, 20161198624]

約数ペア:

[(1, 20161198624), (2, 10080599312), (4, 5040299656), (7, 2880171232), (8, 2520149828), (14, 1440085616), (16, 1260074914), (28, 720042808), (32, 630037457), (56, 360021404), (71, 283960544), (112, 180010702), (142, 141980272), (224, 90005351), (284, 70990136), (497, 40565792), (568, 35495068), (994, 20282896), (1136, 17747534), (1988, 10141448), (2272, 8873767), (3976, 5070724), (7952, 2535362), (15904, 1267681)]