399386422

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{2141}}^1\times {\mathrm{4909}}^1$

素因数の和:7071

約数の個数: 16

約数和(自身を含む): 631033200

約数和(自身を除く): 231646778

約数列:

[1, 2, 19, 38, 2141, 4282, 4909, 9818, 40679, 81358, 93271, 186542, 10510169, 21020338, 199693211, 399386422]

約数ペア:

[(1, 399386422), (2, 199693211), (19, 21020338), (38, 10510169), (2141, 186542), (4282, 93271), (4909, 81358), (9818, 40679)]