199118972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{12473}}^1$

素因数の和:12797

約数の個数: 24

約数和(自身を含む): 376515216

約数和(自身を除く): 177396244

約数列:

[1, 2, 4, 13, 26, 52, 307, 614, 1228, 3991, 7982, 12473, 15964, 24946, 49892, 162149, 324298, 648596, 3829211, 7658422, 15316844, 49779743, 99559486, 199118972]

約数ペア:

[(1, 199118972), (2, 99559486), (4, 49779743), (13, 15316844), (26, 7658422), (52, 3829211), (307, 648596), (614, 324298), (1228, 162149), (3991, 49892), (7982, 24946), (12473, 15964)]