18851492

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{563}}^1\times {\mathrm{761}}^1$

素因数の和:1339

約数の個数: 24

約数和(自身を含む): 36100512

約数和(自身を除く): 17249020

約数列:

[1, 2, 4, 11, 22, 44, 563, 761, 1126, 1522, 2252, 3044, 6193, 8371, 12386, 16742, 24772, 33484, 428443, 856886, 1713772, 4712873, 9425746, 18851492]

約数ペア:

[(1, 18851492), (2, 9425746), (4, 4712873), (11, 1713772), (22, 856886), (44, 428443), (563, 33484), (761, 24772), (1126, 16742), (1522, 12386), (2252, 8371), (3044, 6193)]