20188574

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{21523}}^1$

素因数の和:21599

約数の個数: 16

約数和(自身を含む): 35127168

約数和(自身を除く): 14938594

約数列:

[1, 2, 7, 14, 67, 134, 469, 938, 21523, 43046, 150661, 301322, 1442041, 2884082, 10094287, 20188574]

約数ペア:

[(1, 20188574), (2, 10094287), (7, 2884082), (14, 1442041), (67, 301322), (134, 150661), (469, 43046), (938, 21523)]