19392898

素因数分解:

$2^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{10111}}^1$

素因数の和:10257

約数の個数: 16

約数和(自身を含む): 33490944

約数和(自身を除く): 14098046

約数列:

[1, 2, 7, 14, 137, 274, 959, 1918, 10111, 20222, 70777, 141554, 1385207, 2770414, 9696449, 19392898]

約数ペア:

[(1, 19392898), (2, 9696449), (7, 2770414), (14, 1385207), (137, 141554), (274, 70777), (959, 20222), (1918, 10111)]