209966672

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{279211}}^1$

素因数の和:279266

約数の個数: 20

約数和(自身を含む): 415467456

約数和(自身を除く): 205500784

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 279211, 558422, 1116844, 2233688, 4467376, 13122917, 26245834, 52491668, 104983336, 209966672]

約数ペア:

[(1, 209966672), (2, 104983336), (4, 52491668), (8, 26245834), (16, 13122917), (47, 4467376), (94, 2233688), (188, 1116844), (376, 558422), (752, 279211)]