19685843

素因数分解:

${\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{173}}^1$

素因数の和:358

約数の個数: 16

約数和(自身を含む): 21422880

約数和(自身を除く): 1737037

約数列:

[1, 19, 53, 113, 173, 1007, 2147, 3287, 5989, 9169, 19549, 113791, 174211, 371431, 1036097, 19685843]

約数ペア:

[(1, 19685843), (19, 1036097), (53, 371431), (113, 174211), (173, 113791), (1007, 19549), (2147, 9169), (3287, 5989)]