18974001812

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{337}}^1\times {\mathrm{343309}}^1$

素因数の和:343691

約数の個数: 24

約数和(自身を含む): 34115401320

約数和(自身を除く): 15141399508

約数列:

[1, 2, 4, 41, 82, 164, 337, 674, 1348, 13817, 27634, 55268, 343309, 686618, 1373236, 14075669, 28151338, 56302676, 115695133, 231390266, 462780532, 4743500453, 9487000906, 18974001812]

約数ペア:

[(1, 18974001812), (2, 9487000906), (4, 4743500453), (41, 462780532), (82, 231390266), (164, 115695133), (337, 56302676), (674, 28151338), (1348, 14075669), (13817, 1373236), (27634, 686618), (55268, 343309)]