209156912

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{184117}}^1$

素因数の和:184196

約数の個数: 20

約数和(自身を含む): 410951376

約数和(自身を除く): 201794464

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 184117, 368234, 736468, 1472936, 2945872, 13072307, 26144614, 52289228, 104578456, 209156912]

約数ペア:

[(1, 209156912), (2, 104578456), (4, 52289228), (8, 26144614), (16, 13072307), (71, 2945872), (142, 1472936), (284, 736468), (568, 368234), (1136, 184117)]