19985434563

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{6615503}}^1$

素因数の和:6615578

約数の個数: 16

約数和(自身を含む): 28578977280

約数和(自身を除く): 8593542717

約数列:

[1, 3, 19, 53, 57, 159, 1007, 3021, 6615503, 19846509, 125694557, 350621659, 377083671, 1051864977, 6661811521, 19985434563]

約数ペア:

[(1, 19985434563), (3, 6661811521), (19, 1051864977), (53, 377083671), (57, 350621659), (159, 125694557), (1007, 19846509), (3021, 6615503)]