19951393

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{2293}}^1$

素因数の和:2424

約数の個数: 16

約数和(自身を含む): 25105536

約数和(自身を除く): 5154143

約数列:

[1, 7, 11, 77, 113, 791, 1243, 2293, 8701, 16051, 25223, 176561, 259109, 1813763, 2850199, 19951393]

約数ペア:

[(1, 19951393), (7, 2850199), (11, 1813763), (77, 259109), (113, 176561), (791, 25223), (1243, 16051), (2293, 8701)]