20343721138

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{1858553}}^1$

素因数の和:1858989

約数の個数: 16

約数和(自身を含む): 32941011096

約数和(自身を除く): 12597289958

約数列:

[1, 2, 13, 26, 421, 842, 5473, 10946, 1858553, 3717106, 24161189, 48322378, 782450813, 1564901626, 10171860569, 20343721138]

約数ペア:

[(1, 20343721138), (2, 10171860569), (13, 1564901626), (26, 782450813), (421, 48322378), (842, 24161189), (5473, 3717106), (10946, 1858553)]