187870898

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{260209}}^1$

素因数の和:260249

約数の個数: 12

約数和(自身を含む): 297420030

約数和(自身を除く): 109549132

約数列:

[1, 2, 19, 38, 361, 722, 260209, 520418, 4943971, 9887942, 93935449, 187870898]

約数ペア:

[(1, 187870898), (2, 93935449), (19, 9887942), (38, 4943971), (361, 520418), (722, 260209)]