2019974278

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3355439}}^1$

素因数の和:3355491

約数の個数: 16

約数和(自身を含む): 3543344640

約数和(自身を除く): 1523370362

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 3355439, 6710878, 23488073, 46976146, 144283877, 288567754, 1009987139, 2019974278]

約数ペア:

[(1, 2019974278), (2, 1009987139), (7, 288567754), (14, 144283877), (43, 46976146), (86, 23488073), (301, 6710878), (602, 3355439)]