19321379

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{4253}}^1$

素因数の和:4330

約数の個数: 16

約数和(自身を含む): 24503040

約数和(自身を除く): 5181661

約数列:

[1, 7, 11, 59, 77, 413, 649, 4253, 4543, 29771, 46783, 250927, 327481, 1756489, 2760197, 19321379]

約数ペア:

[(1, 19321379), (7, 2760197), (11, 1756489), (59, 327481), (77, 250927), (413, 46783), (649, 29771), (4253, 4543)]