20007008

素因数分解:

$2^5\times 7^1\times {\mathrm{89317}}^1$

素因数の和:89334

約数の個数: 24

約数和(自身を含む): 45016272

約数和(自身を除く): 25009264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 89317, 178634, 357268, 625219, 714536, 1250438, 1429072, 2500876, 2858144, 5001752, 10003504, 20007008]

約数ペア:

[(1, 20007008), (2, 10003504), (4, 5001752), (7, 2858144), (8, 2500876), (14, 1429072), (16, 1250438), (28, 714536), (32, 625219), (56, 357268), (112, 178634), (224, 89317)]