199118986

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1\times {\mathrm{439}}^1$

素因数の和:894

約数の個数: 32

約数和(自身を含む): 333590400

約数和(自身を除く): 134471414

約数列:

[1, 2, 11, 22, 53, 106, 389, 439, 583, 778, 878, 1166, 4279, 4829, 8558, 9658, 20617, 23267, 41234, 46534, 170771, 226787, 255937, 341542, 453574, 511874, 1878481, 3756962, 9050863, 18101726, 99559493, 199118986]

約数ペア:

[(1, 199118986), (2, 99559493), (11, 18101726), (22, 9050863), (53, 3756962), (106, 1878481), (389, 511874), (439, 453574), (583, 341542), (778, 255937), (878, 226787), (1166, 170771), (4279, 46534), (4829, 41234), (8558, 23267), (9658, 20617)]