19161976

素因数分解:

$2^3\times {\mathrm{991}}^1\times {\mathrm{2417}}^1$

素因数の和:3414

約数の個数: 16

約数和(自身を含む): 35979840

約数和(自身を除く): 16817864

約数列:

[1, 2, 4, 8, 991, 1982, 2417, 3964, 4834, 7928, 9668, 19336, 2395247, 4790494, 9580988, 19161976]

約数ペア:

[(1, 19161976), (2, 9580988), (4, 4790494), (8, 2395247), (991, 19336), (1982, 9668), (2417, 7928), (3964, 4834)]