39719806

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{20411}}^1$

素因数の和:20559

約数の個数: 16

約数和(自身を含む): 68584320

約数和(自身を除く): 28864514

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 20411, 40822, 142877, 285754, 2837129, 5674258, 19859903, 39719806]

約数ペア:

[(1, 39719806), (2, 19859903), (7, 5674258), (14, 2837129), (139, 285754), (278, 142877), (973, 40822), (1946, 20411)]