19642070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{1013}}^1$

素因数の和:1304

約数の個数: 32

約数和(自身を含む): 40592448

約数和(自身を除く): 20950378

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 277, 554, 1013, 1385, 1939, 2026, 2770, 3878, 5065, 7091, 9695, 10130, 14182, 19390, 35455, 70910, 280601, 561202, 1403005, 1964207, 2806010, 3928414, 9821035, 19642070]

約数ペア:

[(1, 19642070), (2, 9821035), (5, 3928414), (7, 2806010), (10, 1964207), (14, 1403005), (35, 561202), (70, 280601), (277, 70910), (554, 35455), (1013, 19390), (1385, 14182), (1939, 10130), (2026, 9695), (2770, 7091), (3878, 5065)]