181991908

素因数分解:

$2^2\times 7^1\times {\mathrm{1307}}^1\times {\mathrm{4973}}^1$

素因数の和:6291

約数の個数: 24

約数和(自身を含む): 364335552

約数和(自身を除く): 182343644

約数列:

[1, 2, 4, 7, 14, 28, 1307, 2614, 4973, 5228, 9149, 9946, 18298, 19892, 34811, 36596, 69622, 139244, 6499711, 12999422, 25998844, 45497977, 90995954, 181991908]

約数ペア:

[(1, 181991908), (2, 90995954), (4, 45497977), (7, 25998844), (14, 12999422), (28, 6499711), (1307, 139244), (2614, 69622), (4973, 36596), (5228, 34811), (9149, 19892), (9946, 18298)]