19739906

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{373}}^1\times {\mathrm{563}}^1$

素因数の和:985

約数の個数: 16

約数和(自身を含む): 30374784

約数和(自身を除く): 10634878

約数列:

[1, 2, 47, 94, 373, 563, 746, 1126, 17531, 26461, 35062, 52922, 209999, 419998, 9869953, 19739906]

約数ペア:

[(1, 19739906), (2, 9869953), (47, 419998), (94, 209999), (373, 52922), (563, 35062), (746, 26461), (1126, 17531)]