19870513922

素因数分解:

$2^1\times 7^1\times {\mathrm{613}}^1\times {\mathrm{2315371}}^1$

素因数の和:2315993

約数の個数: 16

約数和(自身を含む): 34119321792

約数和(自身を除く): 14248807870

約数列:

[1, 2, 7, 14, 613, 1226, 4291, 8582, 2315371, 4630742, 16207597, 32415194, 1419322423, 2838644846, 9935256961, 19870513922]

約数ペア:

[(1, 19870513922), (2, 9935256961), (7, 2838644846), (14, 1419322423), (613, 32415194), (1226, 16207597), (4291, 4630742), (8582, 2315371)]