18937268

素因数分解:

$2^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{3541}}^1$

素因数の和:3743

約数の個数: 24

約数和(自身を含む): 38083584

約数和(自身を除く): 19146316

約数列:

[1, 2, 4, 7, 14, 28, 191, 382, 764, 1337, 2674, 3541, 5348, 7082, 14164, 24787, 49574, 99148, 676331, 1352662, 2705324, 4734317, 9468634, 18937268]

約数ペア:

[(1, 18937268), (2, 9468634), (4, 4734317), (7, 2705324), (14, 1352662), (28, 676331), (191, 99148), (382, 49574), (764, 24787), (1337, 14164), (2674, 7082), (3541, 5348)]