19199931

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{1123}}^1$

素因数の和:1306

約数の個数: 16

約数和(自身を含む): 26436480

約数和(自身を除く): 7236549

約数列:

[1, 3, 41, 123, 139, 417, 1123, 3369, 5699, 17097, 46043, 138129, 156097, 468291, 6399977, 19199931]

約数ペア:

[(1, 19199931), (3, 6399977), (41, 468291), (123, 156097), (139, 138129), (417, 46043), (1123, 17097), (3369, 5699)]